638215201

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1\times {\mathrm{3089}}^1$

素因数の和:3816

約数の個数: 16

約数和(自身を含む): 718462080

約数和(自身を除く): 80246879

約数列:

[1, 13, 23, 299, 691, 3089, 8983, 15893, 40157, 71047, 206609, 923611, 2134499, 27748487, 49093477, 638215201]

約数ペア:

[(1, 638215201), (13, 49093477), (23, 27748487), (299, 2134499), (691, 923611), (3089, 206609), (8983, 71047), (15893, 40157)]