12831875

素因数分解:

$5^4\times 7^2\times {\mathrm{419}}^1$

素因数の和:453

約数の個数: 30

約数和(自身を含む): 18697140

約数和(自身を除く): 5865265

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 419, 625, 875, 1225, 2095, 2933, 4375, 6125, 10475, 14665, 20531, 30625, 52375, 73325, 102655, 261875, 366625, 513275, 1833125, 2566375, 12831875]

約数ペア:

[(1, 12831875), (5, 2566375), (7, 1833125), (25, 513275), (35, 366625), (49, 261875), (125, 102655), (175, 73325), (245, 52375), (419, 30625), (625, 20531), (875, 14665), (1225, 10475), (2095, 6125), (2933, 4375)]