657831408

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1097}}^1$

素因数の和:1183

約数の個数: 120

約数和(自身を含む): 1892785104

約数和(自身を除く): 1234953696

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 961, 1097, 1209, 1488, 1612, 1922, 2194, 2418, 2883, 3224, 3291, 3844, 4388, 4836, 5766, 6448, 6582, 7688, 8776, 9672, 11532, 12493, 13164, 14261, 15376, 17552, 19344, 23064, 24986, 26328, 28522, 34007, 37479, 42783, 46128, 49972, 52656, 57044, 68014, 74958, 85566, 99944, 102021, 114088, 136028, 149916, 171132, 199888, 204042, 228176, 272056, 299832, 342264, 408084, 442091, 544112, 599664, 684528, 816168, 884182, 1054217, 1326273, 1632336, 1768364, 2108434, 2652546, 3162651, 3536728, 4216868, 5305092, 6325302, 7073456, 8433736, 10610184, 12650604, 13704821, 16867472, 21220368, 25301208, 27409642, 41114463, 50602416, 54819284, 82228926, 109638568, 164457852, 219277136, 328915704, 657831408]

約数ペア:

[(1, 657831408), (2, 328915704), (3, 219277136), (4, 164457852), (6, 109638568), (8, 82228926), (12, 54819284), (13, 50602416), (16, 41114463), (24, 27409642), (26, 25301208), (31, 21220368), (39, 16867472), (48, 13704821), (52, 12650604), (62, 10610184), (78, 8433736), (93, 7073456), (104, 6325302), (124, 5305092), (156, 4216868), (186, 3536728), (208, 3162651), (248, 2652546), (312, 2108434), (372, 1768364), (403, 1632336), (496, 1326273), (624, 1054217), (744, 884182), (806, 816168), (961, 684528), (1097, 599664), (1209, 544112), (1488, 442091), (1612, 408084), (1922, 342264), (2194, 299832), (2418, 272056), (2883, 228176), (3224, 204042), (3291, 199888), (3844, 171132), (4388, 149916), (4836, 136028), (5766, 114088), (6448, 102021), (6582, 99944), (7688, 85566), (8776, 74958), (9672, 68014), (11532, 57044), (12493, 52656), (13164, 49972), (14261, 46128), (15376, 42783), (17552, 37479), (19344, 34007), (23064, 28522), (24986, 26328)]