39913215

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 65537472

約数和(自身を除く): 25624257

約数列:

[1, 3, 5, 15, 61, 181, 183, 241, 305, 543, 723, 905, 915, 1205, 2715, 3615, 11041, 14701, 33123, 43621, 44103, 55205, 73505, 130863, 165615, 218105, 220515, 654315, 2660881, 7982643, 13304405, 39913215]

約数ペア:

[(1, 39913215), (3, 13304405), (5, 7982643), (15, 2660881), (61, 654315), (181, 220515), (183, 218105), (241, 165615), (305, 130863), (543, 73505), (723, 55205), (905, 44103), (915, 43621), (1205, 33123), (2715, 14701), (3615, 11041)]