991914768

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{509}}^1$

素因数の和:886

約数の個数: 160

約数和(自身を含む): 3081052800

約数和(自身を除く): 2089138032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 347, 351, 432, 468, 509, 624, 694, 702, 936, 1018, 1041, 1388, 1404, 1527, 1872, 2036, 2082, 2776, 2808, 3054, 3123, 4072, 4164, 4511, 4581, 5552, 5616, 6108, 6246, 6617, 8144, 8328, 9022, 9162, 9369, 12216, 12492, 13234, 13533, 13743, 16656, 18044, 18324, 18738, 19851, 24432, 24984, 26468, 27066, 27486, 36088, 36648, 37476, 39702, 40599, 49968, 52936, 54132, 54972, 59553, 72176, 73296, 74952, 79404, 81198, 105872, 108264, 109944, 119106, 121797, 149904, 158808, 162396, 176623, 178659, 216528, 219888, 238212, 243594, 317616, 324792, 353246, 357318, 476424, 487188, 529869, 649584, 706492, 714636, 952848, 974376, 1059738, 1412984, 1429272, 1589607, 1948752, 2119476, 2296099, 2825968, 2858544, 3179214, 4238952, 4592198, 4768821, 6358428, 6888297, 8477904, 9184396, 9537642, 12716856, 13776594, 18368792, 19075284, 20664891, 25433712, 27553188, 36737584, 38150568, 41329782, 55106376, 61994673, 76301136, 82659564, 110212752, 123989346, 165319128, 247978692, 330638256, 495957384, 991914768]

約数ペア:

[(1, 991914768), (2, 495957384), (3, 330638256), (4, 247978692), (6, 165319128), (8, 123989346), (9, 110212752), (12, 82659564), (13, 76301136), (16, 61994673), (18, 55106376), (24, 41329782), (26, 38150568), (27, 36737584), (36, 27553188), (39, 25433712), (48, 20664891), (52, 19075284), (54, 18368792), (72, 13776594), (78, 12716856), (104, 9537642), (108, 9184396), (117, 8477904), (144, 6888297), (156, 6358428), (208, 4768821), (216, 4592198), (234, 4238952), (312, 3179214), (347, 2858544), (351, 2825968), (432, 2296099), (468, 2119476), (509, 1948752), (624, 1589607), (694, 1429272), (702, 1412984), (936, 1059738), (1018, 974376), (1041, 952848), (1388, 714636), (1404, 706492), (1527, 649584), (1872, 529869), (2036, 487188), (2082, 476424), (2776, 357318), (2808, 353246), (3054, 324792), (3123, 317616), (4072, 243594), (4164, 238212), (4511, 219888), (4581, 216528), (5552, 178659), (5616, 176623), (6108, 162396), (6246, 158808), (6617, 149904), (8144, 121797), (8328, 119106), (9022, 109944), (9162, 108264), (9369, 105872), (12216, 81198), (12492, 79404), (13234, 74952), (13533, 73296), (13743, 72176), (16656, 59553), (18044, 54972), (18324, 54132), (18738, 52936), (19851, 49968), (24432, 40599), (24984, 39702), (26468, 37476), (27066, 36648), (27486, 36088)]