28639330

素因数分解:

$2^1\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{1823}}^1$

素因数の和:3401

約数の個数: 16

約数和(自身を含む): 51611904

約数和(自身を除く): 22972574

約数列:

[1, 2, 5, 10, 1571, 1823, 3142, 3646, 7855, 9115, 15710, 18230, 2863933, 5727866, 14319665, 28639330]

約数ペア:

[(1, 28639330), (2, 14319665), (5, 5727866), (10, 2863933), (1571, 18230), (1823, 15710), (3142, 9115), (3646, 7855)]