13987725

素因数分解:

$3^1\times 5^2\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 23233632

約数和(自身を除く): 9245907

約数列:

[1, 3, 5, 15, 25, 75, 421, 443, 1263, 1329, 2105, 2215, 6315, 6645, 10525, 11075, 31575, 33225, 186503, 559509, 932515, 2797545, 4662575, 13987725]

約数ペア:

[(1, 13987725), (3, 4662575), (5, 2797545), (15, 932515), (25, 559509), (75, 186503), (421, 33225), (443, 31575), (1263, 11075), (1329, 10525), (2105, 6645), (2215, 6315)]