16504475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 22571472

約数和(自身を除く): 6066997

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 1181, 2795, 5905, 13975, 15353, 29525, 50783, 76765, 253915, 383825, 660179, 1269575, 3300895, 16504475]

約数ペア:

[(1, 16504475), (5, 3300895), (13, 1269575), (25, 660179), (43, 383825), (65, 253915), (215, 76765), (325, 50783), (559, 29525), (1075, 15353), (1181, 13975), (2795, 5905)]