164115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 325728

約数和(自身を除く): 161613

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 521, 1563, 2605, 3647, 4689, 7815, 10941, 18235, 23445, 32823, 54705, 164115]

約数ペア:

[(1, 164115), (3, 54705), (5, 32823), (7, 23445), (9, 18235), (15, 10941), (21, 7815), (35, 4689), (45, 3647), (63, 2605), (105, 1563), (315, 521)]