138419708

素因数分解:

$2^2\times 7^3\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 284356800

約数和(自身を除く): 145937092

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 233, 343, 433, 466, 686, 866, 932, 1372, 1631, 1732, 3031, 3262, 6062, 6524, 11417, 12124, 21217, 22834, 42434, 45668, 79919, 84868, 100889, 148519, 159838, 201778, 297038, 319676, 403556, 594076, 706223, 1412446, 2824892, 4943561, 9887122, 19774244, 34604927, 69209854, 138419708]

約数ペア:

[(1, 138419708), (2, 69209854), (4, 34604927), (7, 19774244), (14, 9887122), (28, 4943561), (49, 2824892), (98, 1412446), (196, 706223), (233, 594076), (343, 403556), (433, 319676), (466, 297038), (686, 201778), (866, 159838), (932, 148519), (1372, 100889), (1631, 84868), (1732, 79919), (3031, 45668), (3262, 42434), (6062, 22834), (6524, 21217), (11417, 12124)]