16516945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4519}}^1$

素因数の和:4584

約数の個数: 16

約数和(自身を含む): 21479040

約数和(自身を除く): 4962095

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 4519, 22595, 76823, 194317, 384115, 971585, 3303389, 16516945]

約数ペア:

[(1, 16516945), (5, 3303389), (17, 971585), (43, 384115), (85, 194317), (215, 76823), (731, 22595), (3655, 4519)]