18147915

素因数分解:

$3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{751}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 32486400

約数和(自身を除く): 14338485

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 179, 537, 751, 895, 1611, 2253, 2685, 3755, 4833, 6759, 8055, 11265, 20277, 24165, 33795, 101385, 134429, 403287, 672145, 1209861, 2016435, 3629583, 6049305, 18147915]

約数ペア:

[(1, 18147915), (3, 6049305), (5, 3629583), (9, 2016435), (15, 1209861), (27, 672145), (45, 403287), (135, 134429), (179, 101385), (537, 33795), (751, 24165), (895, 20277), (1611, 11265), (2253, 8055), (2685, 6759), (3755, 4833)]