221034749

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{179}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 250256160

約数和(自身を除く): 29221411

約数列:

[1, 13, 43, 47, 179, 559, 611, 2021, 2209, 2327, 7697, 8413, 26273, 28717, 94987, 100061, 109369, 361759, 395411, 1234831, 4702867, 5140343, 17002673, 221034749]

約数ペア:

[(1, 221034749), (13, 17002673), (43, 5140343), (47, 4702867), (179, 1234831), (559, 395411), (611, 361759), (2021, 109369), (2209, 100061), (2327, 94987), (7697, 28717), (8413, 26273)]