201977235

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104381}}^1$

素因数の和:104435

約数の個数: 24

約数和(自身を含む): 358239024

約数和(自身を除く): 156261789

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 104381, 313143, 521905, 939429, 1565715, 4488383, 4697145, 13465149, 22441915, 40395447, 67325745, 201977235]

約数ペア:

[(1, 201977235), (3, 67325745), (5, 40395447), (9, 22441915), (15, 13465149), (43, 4697145), (45, 4488383), (129, 1565715), (215, 939429), (387, 521905), (645, 313143), (1935, 104381)]