71387235

素因数分解:

$3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3581}}^1$

素因数の和:4035

約数の個数: 24

約数和(自身を含む): 124051824

約数和(自身を除く): 52664589

約数列:

[1, 3, 5, 9, 15, 45, 443, 1329, 2215, 3581, 3987, 6645, 10743, 17905, 19935, 32229, 53715, 161145, 1586383, 4759149, 7931915, 14277447, 23795745, 71387235]

約数ペア:

[(1, 71387235), (3, 23795745), (5, 14277447), (9, 7931915), (15, 4759149), (45, 1586383), (443, 161145), (1329, 53715), (2215, 32229), (3581, 19935), (3987, 17905), (6645, 10743)]