28865175

素因数分解:

$3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{941}}^1$

素因数の和:1363

約数の個数: 24

約数和(自身を含む): 47891280

約数和(自身を除く): 19026105

約数列:

[1, 3, 5, 15, 25, 75, 409, 941, 1227, 2045, 2823, 4705, 6135, 10225, 14115, 23525, 30675, 70575, 384869, 1154607, 1924345, 5773035, 9621725, 28865175]

約数ペア:

[(1, 28865175), (3, 9621725), (5, 5773035), (15, 1924345), (25, 1154607), (75, 384869), (409, 70575), (941, 30675), (1227, 23525), (2045, 14115), (2823, 10225), (4705, 6135)]