28995235

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 38468160

約数和(自身を除く): 9472925

約数列:

[1, 5, 19, 37, 73, 95, 113, 185, 365, 565, 703, 1387, 2147, 2701, 3515, 4181, 6935, 8249, 10735, 13505, 20905, 41245, 51319, 79439, 156731, 256595, 305213, 397195, 783655, 1526065, 5799047, 28995235]

約数ペア:

[(1, 28995235), (5, 5799047), (19, 1526065), (37, 783655), (73, 397195), (95, 305213), (113, 256595), (185, 156731), (365, 79439), (565, 51319), (703, 41245), (1387, 20905), (2147, 13505), (2701, 10735), (3515, 8249), (4181, 6935)]