180765

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:130

約数の個数: 32

約数和(自身を含む): 349440

約数和(自身を除く): 168675

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 103, 117, 135, 195, 309, 351, 515, 585, 927, 1339, 1545, 1755, 2781, 4017, 4635, 6695, 12051, 13905, 20085, 36153, 60255, 180765]

約数ペア:

[(1, 180765), (3, 60255), (5, 36153), (9, 20085), (13, 13905), (15, 12051), (27, 6695), (39, 4635), (45, 4017), (65, 2781), (103, 1755), (117, 1545), (135, 1339), (195, 927), (309, 585), (351, 515)]