39872495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 54008640

約数和(自身を除く): 14136145

約数列:

[1, 5, 13, 37, 59, 65, 185, 281, 295, 481, 767, 1405, 2183, 2405, 3653, 3835, 10397, 10915, 16579, 18265, 28379, 51985, 82895, 135161, 141895, 215527, 613423, 675805, 1077635, 3067115, 7974499, 39872495]

約数ペア:

[(1, 39872495), (5, 7974499), (13, 3067115), (37, 1077635), (59, 675805), (65, 613423), (185, 215527), (281, 141895), (295, 135161), (481, 82895), (767, 51985), (1405, 28379), (2183, 18265), (2405, 16579), (3653, 10915), (3835, 10397)]