16210725

素因数分解:

$3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{653}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 26923872

約数和(自身を除く): 10713147

約数列:

[1, 3, 5, 15, 25, 75, 331, 653, 993, 1655, 1959, 3265, 4965, 8275, 9795, 16325, 24825, 48975, 216143, 648429, 1080715, 3242145, 5403575, 16210725]

約数ペア:

[(1, 16210725), (3, 5403575), (5, 3242145), (15, 1080715), (25, 648429), (75, 216143), (331, 48975), (653, 24825), (993, 16325), (1655, 9795), (1959, 8275), (3265, 4965)]