81866448

素因数分解:

$2^4\times 3^2\times {\mathrm{97}}^1\times {\mathrm{5861}}^1$

素因数の和:5972

約数の個数: 60

約数和(自身を含む): 231513828

約数和(自身を除く): 149647380

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 97, 144, 194, 291, 388, 582, 776, 873, 1164, 1552, 1746, 2328, 3492, 4656, 5861, 6984, 11722, 13968, 17583, 23444, 35166, 46888, 52749, 70332, 93776, 105498, 140664, 210996, 281328, 421992, 568517, 843984, 1137034, 1705551, 2274068, 3411102, 4548136, 5116653, 6822204, 9096272, 10233306, 13644408, 20466612, 27288816, 40933224, 81866448]

約数ペア:

[(1, 81866448), (2, 40933224), (3, 27288816), (4, 20466612), (6, 13644408), (8, 10233306), (9, 9096272), (12, 6822204), (16, 5116653), (18, 4548136), (24, 3411102), (36, 2274068), (48, 1705551), (72, 1137034), (97, 843984), (144, 568517), (194, 421992), (291, 281328), (388, 210996), (582, 140664), (776, 105498), (873, 93776), (1164, 70332), (1552, 52749), (1746, 46888), (2328, 35166), (3492, 23444), (4656, 17583), (5861, 13968), (6984, 11722)]