64998558

素因数分解:

$2^1\times 3^3\times {\mathrm{557}}^1\times {\mathrm{2161}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 144767520

約数和(自身を除く): 79768962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 557, 1114, 1671, 2161, 3342, 4322, 5013, 6483, 10026, 12966, 15039, 19449, 30078, 38898, 58347, 116694, 1203677, 2407354, 3611031, 7222062, 10833093, 21666186, 32499279, 64998558]

約数ペア:

[(1, 64998558), (2, 32499279), (3, 21666186), (6, 10833093), (9, 7222062), (18, 3611031), (27, 2407354), (54, 1203677), (557, 116694), (1114, 58347), (1671, 38898), (2161, 30078), (3342, 19449), (4322, 15039), (5013, 12966), (6483, 10026)]