71444475

素因数分解:

$3^2\times 5^2\times {\mathrm{311}}^1\times {\mathrm{1021}}^1$

素因数の和:1348

約数の個数: 36

約数和(自身を含む): 128502192

約数和(自身を除く): 57057717

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 311, 933, 1021, 1555, 2799, 3063, 4665, 5105, 7775, 9189, 13995, 15315, 23325, 25525, 45945, 69975, 76575, 229725, 317531, 952593, 1587655, 2857779, 4762965, 7938275, 14288895, 23814825, 71444475]

約数ペア:

[(1, 71444475), (3, 23814825), (5, 14288895), (9, 7938275), (15, 4762965), (25, 2857779), (45, 1587655), (75, 952593), (225, 317531), (311, 229725), (933, 76575), (1021, 69975), (1555, 45945), (2799, 25525), (3063, 23325), (4665, 15315), (5105, 13995), (7775, 9189)]