28919765

素因数分解:

$5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3049}}^1$

素因数の和:3332

約数の個数: 16

約数和(自身を含む): 39820800

約数和(自身を除く): 10901035

約数列:

[1, 5, 7, 35, 271, 1355, 1897, 3049, 9485, 15245, 21343, 106715, 826279, 4131395, 5783953, 28919765]

約数ペア:

[(1, 28919765), (5, 5783953), (7, 4131395), (35, 826279), (271, 106715), (1355, 21343), (1897, 15245), (3049, 9485)]