72725835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53279}}^1$

素因数の和:53307

約数の個数: 32

約数和(自身を含む): 143216640

約数和(自身を除く): 70490805

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 53279, 159837, 266395, 372953, 692627, 799185, 1118859, 1864765, 2077881, 3463135, 4848389, 5594295, 10389405, 14545167, 24241945, 72725835]

約数ペア:

[(1, 72725835), (3, 24241945), (5, 14545167), (7, 10389405), (13, 5594295), (15, 4848389), (21, 3463135), (35, 2077881), (39, 1864765), (65, 1118859), (91, 799185), (105, 692627), (195, 372953), (273, 266395), (455, 159837), (1365, 53279)]