15245005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 20035512

約数和(自身を除く): 4790507

約数列:

[1, 5, 17, 43, 85, 97, 215, 485, 731, 1649, 1849, 3655, 4171, 8245, 9245, 20855, 31433, 70907, 157165, 179353, 354535, 896765, 3049001, 15245005]

約数ペア:

[(1, 15245005), (5, 3049001), (17, 896765), (43, 354535), (85, 179353), (97, 157165), (215, 70907), (485, 31433), (731, 20855), (1649, 9245), (1849, 8245), (3655, 4171)]