684865779

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{10459}}^1$

素因数の和:10571

約数の個数: 32

約数和(自身を含む): 1040309760

約数和(自身を除く): 355443981

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 897, 949, 1679, 2847, 5037, 10459, 21827, 31377, 65481, 135967, 240557, 407901, 721671, 763507, 2290521, 3127241, 9381723, 9925591, 17560661, 29776773, 52681983, 228288593, 684865779]

約数ペア:

[(1, 684865779), (3, 228288593), (13, 52681983), (23, 29776773), (39, 17560661), (69, 9925591), (73, 9381723), (219, 3127241), (299, 2290521), (897, 763507), (949, 721671), (1679, 407901), (2847, 240557), (5037, 135967), (10459, 65481), (21827, 31377)]