401318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 16

約数和(自身を含む): 648000

約数和(自身を除く): 246682

約数列:

[1, 2, 19, 38, 59, 118, 179, 358, 1121, 2242, 3401, 6802, 10561, 21122, 200659, 401318]

約数ペア:

[(1, 401318), (2, 200659), (19, 21122), (38, 10561), (59, 6802), (118, 3401), (179, 2242), (358, 1121)]