15780843

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4651}}^1$

素因数の和:4699

約数の個数: 24

約数和(自身を含む): 25399920

約数和(自身を除く): 9619077

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 4651, 13953, 41859, 60463, 134879, 181389, 404637, 544167, 1213911, 1753427, 5260281, 15780843]

約数ペア:

[(1, 15780843), (3, 5260281), (9, 1753427), (13, 1213911), (29, 544167), (39, 404637), (87, 181389), (117, 134879), (261, 60463), (377, 41859), (1131, 13953), (3393, 4651)]