2215629

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 3570840

約数和(自身を除く): 1355211

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 653, 1131, 1959, 3393, 5877, 8489, 18937, 25467, 56811, 76401, 170433, 246181, 738543, 2215629]

約数ペア:

[(1, 2215629), (3, 738543), (9, 246181), (13, 170433), (29, 76401), (39, 56811), (87, 25467), (117, 18937), (261, 8489), (377, 5877), (653, 3393), (1131, 1959)]