12497009

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 15309288

約数和(自身を除く): 2812279

約数列:

[1, 7, 37, 49, 61, 113, 259, 427, 791, 1813, 2257, 2989, 4181, 5537, 6893, 15799, 29267, 48251, 110593, 204869, 255041, 337757, 1785287, 12497009]

約数ペア:

[(1, 12497009), (7, 1785287), (37, 337757), (49, 255041), (61, 204869), (113, 110593), (259, 48251), (427, 29267), (791, 15799), (1813, 6893), (2257, 5537), (2989, 4181)]