97431255

素因数分解:

$3^4\times 5^1\times {\mathrm{240571}}^1$

素因数の和:240588

約数の個数: 20

約数和(自身を含む): 174655272

約数和(自身を除く): 77224017

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 240571, 721713, 1202855, 2165139, 3608565, 6495417, 10825695, 19486251, 32477085, 97431255]

約数ペア:

[(1, 97431255), (3, 32477085), (5, 19486251), (9, 10825695), (15, 6495417), (27, 3608565), (45, 2165139), (81, 1202855), (135, 721713), (405, 240571)]