56906145

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1979}}^1$

素因数の和:2067

約数の個数: 40

約数和(自身を含む): 103498560

約数和(自身を除く): 46592415

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 1979, 3195, 5751, 5937, 9585, 9895, 17811, 28755, 29685, 53433, 89055, 140509, 160299, 267165, 421527, 702545, 801495, 1264581, 2107635, 3793743, 6322905, 11381229, 18968715, 56906145]

約数ペア:

[(1, 56906145), (3, 18968715), (5, 11381229), (9, 6322905), (15, 3793743), (27, 2107635), (45, 1264581), (71, 801495), (81, 702545), (135, 421527), (213, 267165), (355, 160299), (405, 140509), (639, 89055), (1065, 53433), (1917, 29685), (1979, 28755), (3195, 17811), (5751, 9895), (5937, 9585)]