22248665

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 28845720

約数和(自身を除く): 6597055

約数列:

[1, 5, 17, 85, 89, 173, 289, 445, 865, 1445, 1513, 2941, 7565, 14705, 15397, 25721, 49997, 76985, 128605, 249985, 261749, 1308745, 4449733, 22248665]

約数ペア:

[(1, 22248665), (5, 4449733), (17, 1308745), (85, 261749), (89, 249985), (173, 128605), (289, 76985), (445, 49997), (865, 25721), (1445, 15397), (1513, 14705), (2941, 7565)]