1377880028

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{477767}}^1$

素因数の和:477881

約数の個数: 24

約数和(自身を含む): 2782520832

約数和(自身を除く): 1404640804

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 477767, 955534, 1911068, 3344369, 6688738, 13377476, 49210001, 98420002, 196840004, 344470007, 688940014, 1377880028]

約数ペア:

[(1, 1377880028), (2, 688940014), (4, 344470007), (7, 196840004), (14, 98420002), (28, 49210001), (103, 13377476), (206, 6688738), (412, 3344369), (721, 1911068), (1442, 955534), (2884, 477767)]