826605

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 1605912

約数和(自身を除く): 779307

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 157, 195, 351, 405, 471, 585, 785, 1053, 1413, 1755, 2041, 2355, 4239, 5265, 6123, 7065, 10205, 12717, 18369, 21195, 30615, 55107, 63585, 91845, 165321, 275535, 826605]

約数ペア:

[(1, 826605), (3, 275535), (5, 165321), (9, 91845), (13, 63585), (15, 55107), (27, 30615), (39, 21195), (45, 18369), (65, 12717), (81, 10205), (117, 7065), (135, 6123), (157, 5265), (195, 4239), (351, 2355), (405, 2041), (471, 1755), (585, 1413), (785, 1053)]