201556989

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{3463}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 302615040

約数和(自身を除く): 101058051

約数列:

[1, 3, 9, 29, 87, 223, 261, 669, 2007, 3463, 6467, 10389, 19401, 31167, 58203, 100427, 301281, 772249, 903843, 2316747, 6950241, 22395221, 67185663, 201556989]

約数ペア:

[(1, 201556989), (3, 67185663), (9, 22395221), (29, 6950241), (87, 2316747), (223, 903843), (261, 772249), (669, 301281), (2007, 100427), (3463, 58203), (6467, 31167), (10389, 19401)]