307691426

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{139987}}^1$

素因数の和:140153

約数の個数: 16

約数和(自身を含む): 530834496

約数和(自身を除く): 223143070

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 139987, 279974, 979909, 1959818, 21977959, 43955918, 153845713, 307691426]

約数ペア:

[(1, 307691426), (2, 153845713), (7, 43955918), (14, 21977959), (157, 1959818), (314, 979909), (1099, 279974), (2198, 139987)]