15344225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1577

約数の個数: 24

約数和(自身を含む): 21165312

約数和(自身を除く): 5821087

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1523, 2015, 7615, 10075, 19799, 38075, 47213, 98995, 236065, 494975, 613769, 1180325, 3068845, 15344225]

約数ペア:

[(1, 15344225), (5, 3068845), (13, 1180325), (25, 613769), (31, 494975), (65, 236065), (155, 98995), (325, 47213), (403, 38075), (775, 19799), (1523, 10075), (2015, 7615)]