207960065

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{2027}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 268961472

約数和(自身を除く): 61001407

約数列:

[1, 5, 17, 71, 85, 289, 355, 1207, 1445, 2027, 6035, 10135, 20519, 34459, 102595, 143917, 172295, 585803, 719585, 2446589, 2929015, 12232945, 41592013, 207960065]

約数ペア:

[(1, 207960065), (5, 41592013), (17, 12232945), (71, 2929015), (85, 2446589), (289, 719585), (355, 585803), (1207, 172295), (1445, 143917), (2027, 102595), (6035, 34459), (10135, 20519)]