74920697288

素因数分解:

$2^3\times {\mathrm{1381}}^1\times {\mathrm{6781381}}^1$

素因数の和:6782768

約数の個数: 16

約数和(自身を含む): 140578048860

約数和(自身を除く): 65657351572

約数列:

[1, 2, 4, 8, 1381, 2762, 5524, 11048, 6781381, 13562762, 27125524, 54251048, 9365087161, 18730174322, 37460348644, 74920697288]

約数ペア:

[(1, 74920697288), (2, 37460348644), (4, 18730174322), (8, 9365087161), (1381, 54251048), (2762, 27125524), (5524, 13562762), (11048, 6781381)]