393358545

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{28289}}^1$

素因数の和:28406

約数の個数: 32

約数和(自身を含む): 706118400

約数和(自身を除く): 312759855

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2781, 4635, 13905, 28289, 84867, 141445, 254601, 424335, 763803, 1273005, 2913767, 3819015, 8741301, 14568835, 26223903, 43706505, 78671709, 131119515, 393358545]

約数ペア:

[(1, 393358545), (3, 131119515), (5, 78671709), (9, 43706505), (15, 26223903), (27, 14568835), (45, 8741301), (103, 3819015), (135, 2913767), (309, 1273005), (515, 763803), (927, 424335), (1545, 254601), (2781, 141445), (4635, 84867), (13905, 28289)]