138175452

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 359115120

約数和(自身を除く): 220939668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 139, 159, 212, 278, 318, 417, 477, 521, 556, 636, 834, 954, 1042, 1251, 1563, 1668, 1908, 2084, 2502, 3126, 4689, 5004, 6252, 7367, 9378, 14734, 18756, 22101, 27613, 29468, 44202, 55226, 66303, 72419, 82839, 88404, 110452, 132606, 144838, 165678, 217257, 248517, 265212, 289676, 331356, 434514, 497034, 651771, 869028, 994068, 1303542, 2607084, 3838207, 7676414, 11514621, 15352828, 23029242, 34543863, 46058484, 69087726, 138175452]

約数ペア:

[(1, 138175452), (2, 69087726), (3, 46058484), (4, 34543863), (6, 23029242), (9, 15352828), (12, 11514621), (18, 7676414), (36, 3838207), (53, 2607084), (106, 1303542), (139, 994068), (159, 869028), (212, 651771), (278, 497034), (318, 434514), (417, 331356), (477, 289676), (521, 265212), (556, 248517), (636, 217257), (834, 165678), (954, 144838), (1042, 132606), (1251, 110452), (1563, 88404), (1668, 82839), (1908, 72419), (2084, 66303), (2502, 55226), (3126, 44202), (4689, 29468), (5004, 27613), (6252, 22101), (7367, 18756), (9378, 14734)]