2001285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 4088448

約数和(自身を除く): 2087163

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 311, 429, 495, 585, 715, 933, 1287, 1555, 2145, 2799, 3421, 4043, 4665, 6435, 10263, 12129, 13995, 17105, 20215, 30789, 36387, 44473, 51315, 60645, 133419, 153945, 181935, 222365, 400257, 667095, 2001285]

約数ペア:

[(1, 2001285), (3, 667095), (5, 400257), (9, 222365), (11, 181935), (13, 153945), (15, 133419), (33, 60645), (39, 51315), (45, 44473), (55, 36387), (65, 30789), (99, 20215), (117, 17105), (143, 13995), (165, 12129), (195, 10263), (311, 6435), (429, 4665), (495, 4043), (585, 3421), (715, 2799), (933, 2145), (1287, 1555)]