2712465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 5491200

約数和(自身を除く): 2778735

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 109, 237, 315, 327, 395, 545, 553, 711, 763, 981, 1185, 1635, 1659, 2289, 2765, 3555, 3815, 4905, 4977, 6867, 8295, 8611, 11445, 24885, 25833, 34335, 43055, 60277, 77499, 129165, 180831, 301385, 387495, 542493, 904155, 2712465]

約数ペア:

[(1, 2712465), (3, 904155), (5, 542493), (7, 387495), (9, 301385), (15, 180831), (21, 129165), (35, 77499), (45, 60277), (63, 43055), (79, 34335), (105, 25833), (109, 24885), (237, 11445), (315, 8611), (327, 8295), (395, 6867), (545, 4977), (553, 4905), (711, 3815), (763, 3555), (981, 2765), (1185, 2289), (1635, 1659)]