15240415

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 19893600

約数和(自身を除く): 4653185

約数列:

[1, 5, 17, 53, 85, 199, 265, 289, 901, 995, 1445, 3383, 4505, 10547, 15317, 16915, 52735, 57511, 76585, 179299, 287555, 896495, 3048083, 15240415]

約数ペア:

[(1, 15240415), (5, 3048083), (17, 896495), (53, 287555), (85, 179299), (199, 76585), (265, 57511), (289, 52735), (901, 16915), (995, 15317), (1445, 10547), (3383, 4505)]