257499522

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2043647}}^1$

素因数の和:2043662

約数の個数: 24

約数和(自身を含む): 637618176

約数和(自身を除く): 380118654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2043647, 4087294, 6130941, 12261882, 14305529, 18392823, 28611058, 36785646, 42916587, 85833174, 128749761, 257499522]

約数ペア:

[(1, 257499522), (2, 128749761), (3, 85833174), (6, 42916587), (7, 36785646), (9, 28611058), (14, 18392823), (18, 14305529), (21, 12261882), (42, 6130941), (63, 4087294), (126, 2043647)]