31680054

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{251429}}^1$

素因数の和:251444

約数の個数: 24

約数和(自身を含む): 78446160

約数和(自身を除く): 46766106

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 251429, 502858, 754287, 1508574, 1760003, 2262861, 3520006, 4525722, 5280009, 10560018, 15840027, 31680054]

約数ペア:

[(1, 31680054), (2, 15840027), (3, 10560018), (6, 5280009), (7, 4525722), (9, 3520006), (14, 2262861), (18, 1760003), (21, 1508574), (42, 754287), (63, 502858), (126, 251429)]