518980212338

素因数分解:

$2^1\times 7^1\times {\mathrm{265813}}^1\times {\mathrm{139459}}^1$

素因数の和:405281

約数の個数: 16

約数和(自身を含む): 889690090560

約数和(自身を除く): 370709878222

約数列:

[1, 2, 7, 14, 139459, 265813, 278918, 531626, 976213, 1860691, 1952426, 3721382, 37070015167, 74140030334, 259490106169, 518980212338]

約数ペア:

[(1, 518980212338), (2, 259490106169), (7, 74140030334), (14, 37070015167), (139459, 3721382), (265813, 1952426), (278918, 1860691), (531626, 976213)]