2897505

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 5621760

約数和(自身を除く): 2724255

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 127, 135, 169, 195, 351, 381, 507, 585, 635, 845, 1143, 1521, 1651, 1755, 1905, 2535, 3429, 4563, 4953, 5715, 7605, 8255, 14859, 17145, 21463, 22815, 24765, 44577, 64389, 74295, 107315, 193167, 222885, 321945, 579501, 965835, 2897505]

約数ペア:

[(1, 2897505), (3, 965835), (5, 579501), (9, 321945), (13, 222885), (15, 193167), (27, 107315), (39, 74295), (45, 64389), (65, 44577), (117, 24765), (127, 22815), (135, 21463), (169, 17145), (195, 14859), (351, 8255), (381, 7605), (507, 5715), (585, 4953), (635, 4563), (845, 3429), (1143, 2535), (1521, 1905), (1651, 1755)]