2957915

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 24

約数和(自身を含む): 3978720

約数和(自身を除く): 1020805

約数列:

[1, 5, 17, 23, 85, 89, 115, 289, 391, 445, 1445, 1513, 1955, 2047, 6647, 7565, 10235, 25721, 33235, 34799, 128605, 173995, 591583, 2957915]

約数ペア:

[(1, 2957915), (5, 591583), (17, 173995), (23, 128605), (85, 34799), (89, 33235), (115, 25721), (289, 10235), (391, 7565), (445, 6647), (1445, 2047), (1513, 1955)]