278340764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5352707}}^1$

素因数の和:5352724

約数の個数: 12

約数和(自身を含む): 524565384

約数和(自身を除く): 246224620

約数列:

[1, 2, 4, 13, 26, 52, 5352707, 10705414, 21410828, 69585191, 139170382, 278340764]

約数ペア:

[(1, 278340764), (2, 139170382), (4, 69585191), (13, 21410828), (26, 10705414), (52, 5352707)]