2563155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 5191680

約数和(自身を除く): 2628525

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 103, 105, 237, 309, 315, 395, 515, 553, 711, 721, 927, 1185, 1545, 1659, 2163, 2765, 3555, 3605, 4635, 4977, 6489, 8137, 8295, 10815, 24411, 24885, 32445, 40685, 56959, 73233, 122055, 170877, 284795, 366165, 512631, 854385, 2563155]

約数ペア:

[(1, 2563155), (3, 854385), (5, 512631), (7, 366165), (9, 284795), (15, 170877), (21, 122055), (35, 73233), (45, 56959), (63, 40685), (79, 32445), (103, 24885), (105, 24411), (237, 10815), (309, 8295), (315, 8137), (395, 6489), (515, 4977), (553, 4635), (711, 3605), (721, 3555), (927, 2765), (1185, 2163), (1545, 1659)]