81389924

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{24023}}^1$

素因数の和:24056

約数の個数: 36

約数和(自身を含む): 178930752

約数和(自身を除く): 97540828

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 24023, 48046, 96092, 168161, 264253, 336322, 528506, 672644, 1057012, 1849771, 2906783, 3699542, 5813566, 7399084, 11627132, 20347481, 40694962, 81389924]

約数ペア:

[(1, 81389924), (2, 40694962), (4, 20347481), (7, 11627132), (11, 7399084), (14, 5813566), (22, 3699542), (28, 2906783), (44, 1849771), (77, 1057012), (121, 672644), (154, 528506), (242, 336322), (308, 264253), (484, 168161), (847, 96092), (1694, 48046), (3388, 24023)]