81611654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{3529}}^1$

素因数の和:3935

約数の個数: 16

約数和(自身を含む): 126741120

約数和(自身を除く): 45129466

約数列:

[1, 2, 31, 62, 373, 746, 3529, 7058, 11563, 23126, 109399, 218798, 1316317, 2632634, 40805827, 81611654]

約数ペア:

[(1, 81611654), (2, 40805827), (31, 2632634), (62, 1316317), (373, 218798), (746, 109399), (3529, 23126), (7058, 11563)]