13406787

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 20691840

約数和(自身を除く): 7285053

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 1657, 2697, 4971, 8091, 14913, 48053, 51367, 144159, 154101, 432477, 462303, 1489643, 4468929, 13406787]

約数ペア:

[(1, 13406787), (3, 4468929), (9, 1489643), (29, 462303), (31, 432477), (87, 154101), (93, 144159), (261, 51367), (279, 48053), (899, 14913), (1657, 8091), (2697, 4971)]