64894654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 109549440

約数和(自身を除く): 44654786

約数列:

[1, 2, 11, 22, 43, 86, 181, 362, 379, 473, 758, 946, 1991, 3982, 4169, 7783, 8338, 15566, 16297, 32594, 68599, 85613, 137198, 171226, 179267, 358534, 754589, 1509178, 2949757, 5899514, 32447327, 64894654]

約数ペア:

[(1, 64894654), (2, 32447327), (11, 5899514), (22, 2949757), (43, 1509178), (86, 754589), (181, 358534), (362, 179267), (379, 171226), (473, 137198), (758, 85613), (946, 68599), (1991, 32594), (3982, 16297), (4169, 15566), (7783, 8338)]