90105554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 173874624

約数和(自身を除く): 83769070

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 121, 154, 242, 301, 473, 602, 847, 946, 1237, 1694, 2474, 3311, 5203, 6622, 8659, 10406, 13607, 17318, 27214, 36421, 53191, 72842, 95249, 106382, 149677, 190498, 299354, 372337, 585101, 744674, 1047739, 1170202, 2095478, 4095707, 6436111, 8191414, 12872222, 45052777, 90105554]

約数ペア:

[(1, 90105554), (2, 45052777), (7, 12872222), (11, 8191414), (14, 6436111), (22, 4095707), (43, 2095478), (77, 1170202), (86, 1047739), (121, 744674), (154, 585101), (242, 372337), (301, 299354), (473, 190498), (602, 149677), (847, 106382), (946, 95249), (1237, 72842), (1694, 53191), (2474, 36421), (3311, 27214), (5203, 17318), (6622, 13607), (8659, 10406)]