31630257

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{4943}}^1$

素因数の和:5034

約数の個数: 20

約数和(自身を含む): 47857920

約数和(自身を除く): 16227663

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 4943, 6399, 14829, 44487, 133461, 390497, 400383, 1171491, 3514473, 10543419, 31630257]

約数ペア:

[(1, 31630257), (3, 10543419), (9, 3514473), (27, 1171491), (79, 400383), (81, 390497), (237, 133461), (711, 44487), (2133, 14829), (4943, 6399)]