40702905

素因数分解:

$3^4\times 5^1\times {\mathrm{100501}}^1$

素因数の和:100518

約数の個数: 20

約数和(自身を含む): 72964452

約数和(自身を除く): 32261547

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 100501, 301503, 502505, 904509, 1507515, 2713527, 4522545, 8140581, 13567635, 40702905]

約数ペア:

[(1, 40702905), (3, 13567635), (5, 8140581), (9, 4522545), (15, 2713527), (27, 1507515), (45, 904509), (81, 502505), (135, 301503), (405, 100501)]