40226715

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20789}}^1$

素因数の和:20843

約数の個数: 24

約数和(自身を含む): 71351280

約数和(自身を除く): 31124565

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 20789, 62367, 103945, 187101, 311835, 893927, 935505, 2681781, 4469635, 8045343, 13408905, 40226715]

約数ペア:

[(1, 40226715), (3, 13408905), (5, 8045343), (9, 4469635), (15, 2681781), (43, 935505), (45, 893927), (129, 311835), (215, 187101), (387, 103945), (645, 62367), (1935, 20789)]