66778588

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1627}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 121071104

約数和(自身を除く): 54292516

約数列:

[1, 2, 4, 31, 62, 124, 331, 662, 1324, 1627, 3254, 6508, 10261, 20522, 41044, 50437, 100874, 201748, 538537, 1077074, 2154148, 16694647, 33389294, 66778588]

約数ペア:

[(1, 66778588), (2, 33389294), (4, 16694647), (31, 2154148), (62, 1077074), (124, 538537), (331, 201748), (662, 100874), (1324, 50437), (1627, 41044), (3254, 20522), (6508, 10261)]