201081609

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{16661}}^1$

素因数の和:16822

約数の個数: 20

約数和(自身を含む): 302415300

約数和(自身を除く): 101333691

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 16661, 49983, 149949, 449847, 1349541, 2482489, 7447467, 22342401, 67027203, 201081609]

約数ペア:

[(1, 201081609), (3, 67027203), (9, 22342401), (27, 7447467), (81, 2482489), (149, 1349541), (447, 449847), (1341, 149949), (4023, 49983), (12069, 16661)]