11312225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 15222240

約数和(自身を除く): 3910015

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 619, 731, 1075, 3095, 3655, 10523, 15475, 18275, 26617, 52615, 133085, 263075, 452489, 665425, 2262445, 11312225]

約数ペア:

[(1, 11312225), (5, 2262445), (17, 665425), (25, 452489), (43, 263075), (85, 133085), (215, 52615), (425, 26617), (619, 18275), (731, 15475), (1075, 10523), (3095, 3655)]