201728655

素因数分解:

$3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{7459}}^1$

素因数の和:8071

約数の個数: 24

約数和(自身を含む): 350291760

約数和(自身を除く): 148563105

約数列:

[1, 3, 5, 9, 15, 45, 601, 1803, 3005, 5409, 7459, 9015, 22377, 27045, 37295, 67131, 111885, 335655, 4482859, 13448577, 22414295, 40345731, 67242885, 201728655]

約数ペア:

[(1, 201728655), (3, 67242885), (5, 40345731), (9, 22414295), (15, 13448577), (45, 4482859), (601, 335655), (1803, 111885), (3005, 67131), (5409, 37295), (7459, 27045), (9015, 22377)]