28518175

素因数分解:

$5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1523}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 40818816

約数和(自身を除く): 12300641

約数列:

[1, 5, 7, 25, 35, 107, 175, 535, 749, 1523, 2675, 3745, 7615, 10661, 18725, 38075, 53305, 162961, 266525, 814805, 1140727, 4074025, 5703635, 28518175]

約数ペア:

[(1, 28518175), (5, 5703635), (7, 4074025), (25, 1140727), (35, 814805), (107, 266525), (175, 162961), (535, 53305), (749, 38075), (1523, 18725), (2675, 10661), (3745, 7615)]