81910584

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 254816640

約数和(自身を除く): 172906056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 331, 491, 504, 662, 982, 993, 1324, 1473, 1964, 1986, 2317, 2648, 2946, 2979, 3437, 3928, 3972, 4419, 4634, 5892, 5958, 6874, 6951, 7944, 8838, 9268, 10311, 11784, 11916, 13748, 13902, 17676, 18536, 20622, 20853, 23832, 27496, 27804, 30933, 35352, 41244, 41706, 55608, 61866, 82488, 83412, 123732, 162521, 166824, 247464, 325042, 487563, 650084, 975126, 1137647, 1300168, 1462689, 1950252, 2275294, 2925378, 3412941, 3900504, 4550588, 5850756, 6825882, 9101176, 10238823, 11701512, 13651764, 20477646, 27303528, 40955292, 81910584]

約数ペア:

[(1, 81910584), (2, 40955292), (3, 27303528), (4, 20477646), (6, 13651764), (7, 11701512), (8, 10238823), (9, 9101176), (12, 6825882), (14, 5850756), (18, 4550588), (21, 3900504), (24, 3412941), (28, 2925378), (36, 2275294), (42, 1950252), (56, 1462689), (63, 1300168), (72, 1137647), (84, 975126), (126, 650084), (168, 487563), (252, 325042), (331, 247464), (491, 166824), (504, 162521), (662, 123732), (982, 83412), (993, 82488), (1324, 61866), (1473, 55608), (1964, 41706), (1986, 41244), (2317, 35352), (2648, 30933), (2946, 27804), (2979, 27496), (3437, 23832), (3928, 20853), (3972, 20622), (4419, 18536), (4634, 17676), (5892, 13902), (5958, 13748), (6874, 11916), (6951, 11784), (7944, 10311), (8838, 9268)]