20116215

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{3041}}^1$

素因数の和:3069

約数の個数: 48

約数和(自身を含む): 41614560

約数和(自身を除く): 21498345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 3041, 6615, 9123, 15205, 21287, 27369, 45615, 63861, 82107, 106435, 136845, 149009, 191583, 319305, 410535, 447027, 574749, 745045, 957915, 1341081, 2235135, 2873745, 4023243, 6705405, 20116215]

約数ペア:

[(1, 20116215), (3, 6705405), (5, 4023243), (7, 2873745), (9, 2235135), (15, 1341081), (21, 957915), (27, 745045), (35, 574749), (45, 447027), (49, 410535), (63, 319305), (105, 191583), (135, 149009), (147, 136845), (189, 106435), (245, 82107), (315, 63861), (441, 45615), (735, 27369), (945, 21287), (1323, 15205), (2205, 9123), (3041, 6615)]