397727148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{379}}^1$

素因数の和:468

約数の個数: 144

約数和(自身を含む): 1183338240

約数和(自身を除く): 785611092

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 182, 186, 217, 273, 364, 372, 379, 403, 434, 546, 651, 758, 806, 868, 961, 1092, 1137, 1209, 1302, 1516, 1612, 1922, 2274, 2418, 2604, 2653, 2821, 2883, 3844, 4548, 4836, 4927, 5306, 5642, 5766, 6727, 7959, 8463, 9854, 10612, 11284, 11532, 11749, 12493, 13454, 14781, 15918, 16926, 19708, 20181, 23498, 24986, 26908, 29562, 31836, 33852, 34489, 35247, 37479, 40362, 46996, 49972, 59124, 68978, 70494, 74958, 80724, 82243, 87451, 103467, 137956, 140988, 149916, 152737, 164486, 174902, 206934, 246729, 262353, 305474, 328972, 349804, 364219, 413868, 458211, 493458, 524706, 610948, 728438, 916422, 986916, 1049412, 1069159, 1092657, 1456876, 1832844, 2138318, 2185314, 2549533, 3207477, 4276636, 4370628, 4734847, 5099066, 6414954, 7648599, 9469694, 10198132, 12829908, 14204541, 15297198, 18939388, 28409082, 30594396, 33143929, 56818164, 66287858, 99431787, 132575716, 198863574, 397727148]

約数ペア:

[(1, 397727148), (2, 198863574), (3, 132575716), (4, 99431787), (6, 66287858), (7, 56818164), (12, 33143929), (13, 30594396), (14, 28409082), (21, 18939388), (26, 15297198), (28, 14204541), (31, 12829908), (39, 10198132), (42, 9469694), (52, 7648599), (62, 6414954), (78, 5099066), (84, 4734847), (91, 4370628), (93, 4276636), (124, 3207477), (156, 2549533), (182, 2185314), (186, 2138318), (217, 1832844), (273, 1456876), (364, 1092657), (372, 1069159), (379, 1049412), (403, 986916), (434, 916422), (546, 728438), (651, 610948), (758, 524706), (806, 493458), (868, 458211), (961, 413868), (1092, 364219), (1137, 349804), (1209, 328972), (1302, 305474), (1516, 262353), (1612, 246729), (1922, 206934), (2274, 174902), (2418, 164486), (2604, 152737), (2653, 149916), (2821, 140988), (2883, 137956), (3844, 103467), (4548, 87451), (4836, 82243), (4927, 80724), (5306, 74958), (5642, 70494), (5766, 68978), (6727, 59124), (7959, 49972), (8463, 46996), (9854, 40362), (10612, 37479), (11284, 35247), (11532, 34489), (11749, 33852), (12493, 31836), (13454, 29562), (14781, 26908), (15918, 24986), (16926, 23498), (19708, 20181)]