278311402

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1\times {\mathrm{2719}}^1$

素因数の和:3621

約数の個数: 16

約数和(自身を含む): 424972800

約数和(自身を除く): 146661398

約数列:

[1, 2, 61, 122, 839, 1678, 2719, 5438, 51179, 102358, 165859, 331718, 2281241, 4562482, 139155701, 278311402]

約数ペア:

[(1, 278311402), (2, 139155701), (61, 4562482), (122, 2281241), (839, 331718), (1678, 165859), (2719, 102358), (5438, 51179)]