161931386

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{14207}}^1$

素因数の和:14389

約数の個数: 16

約数和(自身を含む): 250629120

約数和(自身を除く): 88697734

約数列:

[1, 2, 41, 82, 139, 278, 5699, 11398, 14207, 28414, 582487, 1164974, 1974773, 3949546, 80965693, 161931386]

約数ペア:

[(1, 161931386), (2, 80965693), (41, 3949546), (82, 1974773), (139, 1164974), (278, 582487), (5699, 28414), (11398, 14207)]