12705225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 23040192

約数和(自身を除く): 10334967

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 83, 157, 195, 249, 325, 415, 471, 785, 975, 1079, 1245, 2041, 2075, 2355, 3237, 3925, 5395, 6123, 6225, 10205, 11775, 13031, 16185, 26975, 30615, 39093, 51025, 65155, 80925, 153075, 169403, 195465, 325775, 508209, 847015, 977325, 2541045, 4235075, 12705225]

約数ペア:

[(1, 12705225), (3, 4235075), (5, 2541045), (13, 977325), (15, 847015), (25, 508209), (39, 325775), (65, 195465), (75, 169403), (83, 153075), (157, 80925), (195, 65155), (249, 51025), (325, 39093), (415, 30615), (471, 26975), (785, 16185), (975, 13031), (1079, 11775), (1245, 10205), (2041, 6225), (2075, 6123), (2355, 5395), (3237, 3925)]