28115085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 19162995

約数列:

[1, 3, 5, 15, 23, 69, 115, 227, 345, 359, 681, 1077, 1135, 1795, 3405, 5221, 5385, 8257, 15663, 24771, 26105, 41285, 78315, 81493, 123855, 244479, 407465, 1222395, 1874339, 5623017, 9371695, 28115085]

約数ペア:

[(1, 28115085), (3, 9371695), (5, 5623017), (15, 1874339), (23, 1222395), (69, 407465), (115, 244479), (227, 123855), (345, 81493), (359, 78315), (681, 41285), (1077, 26105), (1135, 24771), (1795, 15663), (3405, 8257), (5221, 5385)]