15426905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 22063104

約数和(自身を除く): 6636199

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 607, 1105, 1495, 1955, 3035, 5083, 7891, 10319, 13961, 25415, 39455, 51595, 69805, 134147, 181493, 237337, 670735, 907465, 1186685, 3085381, 15426905]

約数ペア:

[(1, 15426905), (5, 3085381), (13, 1186685), (17, 907465), (23, 670735), (65, 237337), (85, 181493), (115, 134147), (221, 69805), (299, 51595), (391, 39455), (607, 25415), (1105, 13961), (1495, 10319), (1955, 7891), (3035, 5083)]