27720691354

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{10457}}^1$

素因数の和:10870

約数の個数: 32

約数和(自身を含む): 42941719296

約数和(自身を除く): 15221027942

約数列:

[1, 2, 67, 73, 134, 146, 271, 542, 4891, 9782, 10457, 18157, 19783, 20914, 36314, 39566, 700619, 763361, 1325461, 1401238, 1526722, 2650922, 2833847, 5667694, 51145187, 102290374, 189867749, 206870831, 379735498, 413741662, 13860345677, 27720691354]

約数ペア:

[(1, 27720691354), (2, 13860345677), (67, 413741662), (73, 379735498), (134, 206870831), (146, 189867749), (271, 102290374), (542, 51145187), (4891, 5667694), (9782, 2833847), (10457, 2650922), (18157, 1526722), (19783, 1401238), (20914, 1325461), (36314, 763361), (39566, 700619)]