289731876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73387}}^1$

素因数の和:73448

約数の個数: 48

約数和(自身を含む): 789067776

約数和(自身を除く): 499335900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 73387, 146774, 220161, 293548, 440322, 513709, 880644, 1027418, 1541127, 2054836, 3082254, 3449189, 6164508, 6898378, 10347567, 13796756, 20695134, 24144323, 41390268, 48288646, 72432969, 96577292, 144865938, 289731876]

約数ペア:

[(1, 289731876), (2, 144865938), (3, 96577292), (4, 72432969), (6, 48288646), (7, 41390268), (12, 24144323), (14, 20695134), (21, 13796756), (28, 10347567), (42, 6898378), (47, 6164508), (84, 3449189), (94, 3082254), (141, 2054836), (188, 1541127), (282, 1027418), (329, 880644), (564, 513709), (658, 440322), (987, 293548), (1316, 220161), (1974, 146774), (3948, 73387)]