117085725

素因数分解:

$3^2\times 5^2\times {\mathrm{520381}}^1$

素因数の和:520397

約数の個数: 18

約数和(自身を含む): 209713946

約数和(自身を除く): 92628221

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 520381, 1561143, 2601905, 4683429, 7805715, 13009525, 23417145, 39028575, 117085725]

約数ペア:

[(1, 117085725), (3, 39028575), (5, 23417145), (9, 13009525), (15, 7805715), (25, 4683429), (45, 2601905), (75, 1561143), (225, 520381)]