90215422

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{3691}}^1$

素因数の和:3816

約数の個数: 24

約数和(自身を含む): 150257016

約数和(自身を除く): 60041594

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 1111, 2222, 3691, 7382, 12221, 24442, 40601, 81202, 372791, 446611, 745582, 893222, 4100701, 8201402, 45107711, 90215422]

約数ペア:

[(1, 90215422), (2, 45107711), (11, 8201402), (22, 4100701), (101, 893222), (121, 745582), (202, 446611), (242, 372791), (1111, 81202), (2222, 40601), (3691, 24442), (7382, 12221)]