13125875

素因数分解:

$5^3\times 7^2\times {\mathrm{2143}}^1$

素因数の和:2172

約数の個数: 24

約数和(自身を含む): 19064448

約数和(自身を除く): 5938573

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 875, 1225, 2143, 6125, 10715, 15001, 53575, 75005, 105007, 267875, 375025, 525035, 1875125, 2625175, 13125875]

約数ペア:

[(1, 13125875), (5, 2625175), (7, 1875125), (25, 525035), (35, 375025), (49, 267875), (125, 105007), (175, 75005), (245, 53575), (875, 15001), (1225, 10715), (2143, 6125)]