4489615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 6189120

約数和(自身を除く): 1699505

約数列:

[1, 5, 13, 17, 65, 85, 221, 239, 289, 1105, 1195, 1445, 3107, 3757, 4063, 15535, 18785, 20315, 52819, 69071, 264095, 345355, 897923, 4489615]

約数ペア:

[(1, 4489615), (5, 897923), (13, 345355), (17, 264095), (65, 69071), (85, 52819), (221, 20315), (239, 18785), (289, 15535), (1105, 4063), (1195, 3757), (1445, 3107)]