38215915

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 49734000

約数和(自身を除く): 11518085

約数列:

[1, 5, 17, 53, 85, 265, 289, 499, 901, 1445, 2495, 4505, 8483, 15317, 26447, 42415, 76585, 132235, 144211, 449599, 721055, 2247995, 7643183, 38215915]

約数ペア:

[(1, 38215915), (5, 7643183), (17, 2247995), (53, 721055), (85, 449599), (265, 144211), (289, 132235), (499, 76585), (901, 42415), (1445, 26447), (2495, 15317), (4505, 8483)]