39998556

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:976

約数の個数: 96

約数和(自身を含む): 115404800

約数和(自身を除く): 75406244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 93, 108, 117, 124, 156, 186, 234, 279, 351, 372, 403, 468, 558, 702, 806, 837, 919, 1116, 1209, 1404, 1612, 1674, 1838, 2418, 2757, 3348, 3627, 3676, 4836, 5514, 7254, 8271, 10881, 11028, 11947, 14508, 16542, 21762, 23894, 24813, 28489, 33084, 35841, 43524, 47788, 49626, 56978, 71682, 85467, 99252, 107523, 113956, 143364, 170934, 215046, 256401, 322569, 341868, 370357, 430092, 512802, 645138, 740714, 769203, 1025604, 1111071, 1290276, 1481428, 1538406, 2222142, 3076812, 3333213, 4444284, 6666426, 9999639, 13332852, 19999278, 39998556]

約数ペア:

[(1, 39998556), (2, 19999278), (3, 13332852), (4, 9999639), (6, 6666426), (9, 4444284), (12, 3333213), (13, 3076812), (18, 2222142), (26, 1538406), (27, 1481428), (31, 1290276), (36, 1111071), (39, 1025604), (52, 769203), (54, 740714), (62, 645138), (78, 512802), (93, 430092), (108, 370357), (117, 341868), (124, 322569), (156, 256401), (186, 215046), (234, 170934), (279, 143364), (351, 113956), (372, 107523), (403, 99252), (468, 85467), (558, 71682), (702, 56978), (806, 49626), (837, 47788), (919, 43524), (1116, 35841), (1209, 33084), (1404, 28489), (1612, 24813), (1674, 23894), (1838, 21762), (2418, 16542), (2757, 14508), (3348, 11947), (3627, 11028), (3676, 10881), (4836, 8271), (5514, 7254)]