51640804782

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{409847657}}^1$

素因数の和:409847672

約数の個数: 24

約数和(自身を含む): 127872469296

約数和(自身を除く): 76231664514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 409847657, 819695314, 1229542971, 2459085942, 2868933599, 3688628913, 5737867198, 7377257826, 8606800797, 17213601594, 25820402391, 51640804782]

約数ペア:

[(1, 51640804782), (2, 25820402391), (3, 17213601594), (6, 8606800797), (7, 7377257826), (9, 5737867198), (14, 3688628913), (18, 2868933599), (21, 2459085942), (42, 1229542971), (63, 819695314), (126, 409847657)]