201119815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1531}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 271789056

約数和(自身を除く): 70669241

約数列:

[1, 5, 13, 43, 47, 65, 215, 235, 559, 611, 1531, 2021, 2795, 3055, 7655, 10105, 19903, 26273, 65833, 71957, 99515, 131365, 329165, 359785, 855829, 935441, 3094151, 4279145, 4677205, 15470755, 40223963, 201119815]

約数ペア:

[(1, 201119815), (5, 40223963), (13, 15470755), (43, 4677205), (47, 4279145), (65, 3094151), (215, 935441), (235, 855829), (559, 359785), (611, 329165), (1531, 131365), (2021, 99515), (2795, 71957), (3055, 65833), (7655, 26273), (10105, 19903)]