31020795

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4079}}^1$

素因数の和:4116

約数の個数: 36

約数和(自身を含む): 58237920

約数和(自身を除く): 27217125

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 4079, 7605, 12237, 20395, 36711, 53027, 61185, 159081, 183555, 265135, 477243, 689351, 795405, 2068053, 2386215, 3446755, 6204159, 10340265, 31020795]

約数ペア:

[(1, 31020795), (3, 10340265), (5, 6204159), (9, 3446755), (13, 2386215), (15, 2068053), (39, 795405), (45, 689351), (65, 477243), (117, 265135), (169, 183555), (195, 159081), (507, 61185), (585, 53027), (845, 36711), (1521, 20395), (2535, 12237), (4079, 7605)]