16519105

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 20654928

約数和(自身を除く): 4135823

約数列:

[1, 5, 41, 61, 205, 305, 1321, 2501, 6605, 12505, 54161, 80581, 270805, 402905, 3303821, 16519105]

約数ペア:

[(1, 16519105), (5, 3303821), (41, 402905), (61, 270805), (205, 80581), (305, 54161), (1321, 12505), (2501, 6605)]