66307005

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1621}}^1$

素因数の和:1739

約数の個数: 40

約数和(自身を含む): 120112344

約数和(自身を除く): 53805339

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 1621, 2727, 4545, 4863, 8105, 8181, 13635, 14589, 24315, 40905, 43767, 72945, 131301, 163721, 218835, 491163, 656505, 818605, 1473489, 2455815, 4420467, 7367445, 13261401, 22102335, 66307005]

約数ペア:

[(1, 66307005), (3, 22102335), (5, 13261401), (9, 7367445), (15, 4420467), (27, 2455815), (45, 1473489), (81, 818605), (101, 656505), (135, 491163), (303, 218835), (405, 163721), (505, 131301), (909, 72945), (1515, 43767), (1621, 40905), (2727, 24315), (4545, 14589), (4863, 13635), (8105, 8181)]