668116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 1260000

約数和(自身を除く): 591884

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 149, 236, 298, 596, 1121, 2242, 2831, 4484, 5662, 8791, 11324, 17582, 35164, 167029, 334058, 668116]

約数ペア:

[(1, 668116), (2, 334058), (4, 167029), (19, 35164), (38, 17582), (59, 11324), (76, 8791), (118, 5662), (149, 4484), (236, 2831), (298, 2242), (596, 1121)]