23640255

素因数分解:

$3^5\times 5^1\times {\mathrm{19457}}^1$

素因数の和:19477

約数の個数: 24

約数和(自身を含む): 42496272

約数和(自身を除く): 18856017

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 19457, 58371, 97285, 175113, 291855, 525339, 875565, 1576017, 2626695, 4728051, 7880085, 23640255]

約数ペア:

[(1, 23640255), (3, 7880085), (5, 4728051), (9, 2626695), (15, 1576017), (27, 875565), (45, 525339), (81, 291855), (135, 175113), (243, 97285), (405, 58371), (1215, 19457)]