15306925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 20132640

約数和(自身を除く): 4825715

約数列:

[1, 5, 25, 29, 43, 145, 215, 491, 725, 1075, 1247, 2455, 6235, 12275, 14239, 21113, 31175, 71195, 105565, 355975, 527825, 612277, 3061385, 15306925]

約数ペア:

[(1, 15306925), (5, 3061385), (25, 612277), (29, 527825), (43, 355975), (145, 105565), (215, 71195), (491, 31175), (725, 21113), (1075, 14239), (1247, 12275), (2455, 6235)]