129123423

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 229340160

約数和(自身を除く): 100216737

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 53, 99, 117, 143, 159, 297, 351, 429, 477, 583, 631, 689, 1287, 1431, 1749, 1893, 2067, 3861, 5247, 5679, 6201, 6941, 7579, 8203, 15741, 17037, 18603, 20823, 22737, 24609, 33443, 62469, 68211, 73827, 90233, 100329, 187407, 204633, 221481, 270699, 300987, 367873, 434759, 812097, 902961, 1103619, 1304277, 2436291, 3310857, 3912831, 4782349, 9932571, 11738493, 14347047, 43041141, 129123423]

約数ペア:

[(1, 129123423), (3, 43041141), (9, 14347047), (11, 11738493), (13, 9932571), (27, 4782349), (33, 3912831), (39, 3310857), (53, 2436291), (99, 1304277), (117, 1103619), (143, 902961), (159, 812097), (297, 434759), (351, 367873), (429, 300987), (477, 270699), (583, 221481), (631, 204633), (689, 187407), (1287, 100329), (1431, 90233), (1749, 73827), (1893, 68211), (2067, 62469), (3861, 33443), (5247, 24609), (5679, 22737), (6201, 20823), (6941, 18603), (7579, 17037), (8203, 15741)]