28272068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{642547}}^1$

素因数の和:642562

約数の個数: 12

約数和(自身を含む): 53974032

約数和(自身を除く): 25701964

約数列:

[1, 2, 4, 11, 22, 44, 642547, 1285094, 2570188, 7068017, 14136034, 28272068]

約数ペア:

[(1, 28272068), (2, 14136034), (4, 7068017), (11, 2570188), (22, 1285094), (44, 642547)]