12346945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 16499448

約数和(自身を除く): 4152503

約数列:

[1, 5, 13, 41, 65, 113, 205, 533, 565, 1469, 1681, 2665, 4633, 7345, 8405, 21853, 23165, 60229, 109265, 189953, 301145, 949765, 2469389, 12346945]

約数ペア:

[(1, 12346945), (5, 2469389), (13, 949765), (41, 301145), (65, 189953), (113, 109265), (205, 60229), (533, 23165), (565, 21853), (1469, 8405), (1681, 7345), (2665, 4633)]