13107575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 18082176

約数和(自身を除く): 4974601

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1301, 2015, 6505, 10075, 16913, 32525, 40331, 84565, 201655, 422825, 524303, 1008275, 2621515, 13107575]

約数ペア:

[(1, 13107575), (5, 2621515), (13, 1008275), (25, 524303), (31, 422825), (65, 201655), (155, 84565), (325, 40331), (403, 32525), (775, 16913), (1301, 10075), (2015, 6505)]