15972225

素因数分解:

$3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1231}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 26581632

約数和(自身を除く): 10609407

約数列:

[1, 3, 5, 15, 25, 75, 173, 519, 865, 1231, 2595, 3693, 4325, 6155, 12975, 18465, 30775, 92325, 212963, 638889, 1064815, 3194445, 5324075, 15972225]

約数ペア:

[(1, 15972225), (3, 5324075), (5, 3194445), (15, 1064815), (25, 638889), (75, 212963), (173, 92325), (519, 30775), (865, 18465), (1231, 12975), (2595, 6155), (3693, 4325)]