67871245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 91072512

約数和(自身を除く): 23201267

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 2591, 5239, 12955, 26195, 33683, 80321, 168415, 401605, 437879, 1044173, 2189395, 5220865, 13574249, 67871245]

約数ペア:

[(1, 67871245), (5, 13574249), (13, 5220865), (31, 2189395), (65, 1044173), (155, 437879), (169, 401605), (403, 168415), (845, 80321), (2015, 33683), (2591, 26195), (5239, 12955)]