28813353

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 39800832

約数和(自身を除く): 10987479

約数列:

[1, 3, 31, 93, 491, 631, 1473, 1893, 15221, 19561, 45663, 58683, 309821, 929463, 9604451, 28813353]

約数ペア:

[(1, 28813353), (3, 9604451), (31, 929463), (93, 309821), (491, 58683), (631, 45663), (1473, 19561), (1893, 15221)]