30989325

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{4091}}^1$

素因数の和:4205

約数の個数: 24

約数和(自身を含む): 51755616

約数和(自身を除く): 20766291

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 4091, 7575, 12273, 20455, 61365, 102275, 306825, 413191, 1239573, 2065955, 6197865, 10329775, 30989325]

約数ペア:

[(1, 30989325), (3, 10329775), (5, 6197865), (15, 2065955), (25, 1239573), (75, 413191), (101, 306825), (303, 102275), (505, 61365), (1515, 20455), (2525, 12273), (4091, 7575)]