661762788

素因数分解:

$2^2\times 3^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1\times {\mathrm{557}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 1558275264

約数和(自身を除く): 896512476

約数列:

[1, 2, 3, 4, 6, 12, 181, 362, 543, 547, 557, 724, 1086, 1094, 1114, 1641, 1671, 2172, 2188, 2228, 3282, 3342, 6564, 6684, 99007, 100817, 198014, 201634, 297021, 302451, 304679, 396028, 403268, 594042, 604902, 609358, 914037, 1188084, 1209804, 1218716, 1828074, 3656148, 55146899, 110293798, 165440697, 220587596, 330881394, 661762788]

約数ペア:

[(1, 661762788), (2, 330881394), (3, 220587596), (4, 165440697), (6, 110293798), (12, 55146899), (181, 3656148), (362, 1828074), (543, 1218716), (547, 1209804), (557, 1188084), (724, 914037), (1086, 609358), (1094, 604902), (1114, 594042), (1641, 403268), (1671, 396028), (2172, 304679), (2188, 302451), (2228, 297021), (3282, 201634), (3342, 198014), (6564, 100817), (6684, 99007)]