278322668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5352359}}^1$

素因数の和:5352376

約数の個数: 12

約数和(自身を含む): 524531280

約数和(自身を除く): 246208612

約数列:

[1, 2, 4, 13, 26, 52, 5352359, 10704718, 21409436, 69580667, 139161334, 278322668]

約数ペア:

[(1, 278322668), (2, 139161334), (4, 69580667), (13, 21409436), (26, 10704718), (52, 5352359)]