28625975

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4421}}^1$

素因数の和:4475

約数の個数: 24

約数和(自身を含む): 41672928

約数和(自身を除く): 13046953

約数列:

[1, 5, 7, 25, 35, 37, 175, 185, 259, 925, 1295, 4421, 6475, 22105, 30947, 110525, 154735, 163577, 773675, 817885, 1145039, 4089425, 5725195, 28625975]

約数ペア:

[(1, 28625975), (5, 5725195), (7, 4089425), (25, 1145039), (35, 817885), (37, 773675), (175, 163577), (185, 154735), (259, 110525), (925, 30947), (1295, 22105), (4421, 6475)]