165721668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:873

約数の個数: 96

約数和(自身を含む): 460873728

約数和(自身を除く): 295152060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 71, 74, 84, 111, 142, 148, 213, 222, 259, 284, 426, 444, 497, 518, 751, 777, 852, 994, 1036, 1491, 1502, 1554, 1988, 2253, 2627, 2982, 3004, 3108, 4506, 5254, 5257, 5964, 7881, 9012, 10508, 10514, 15762, 15771, 18389, 21028, 27787, 31524, 31542, 36778, 53321, 55167, 55574, 63084, 73556, 83361, 106642, 110334, 111148, 159963, 166722, 194509, 213284, 220668, 319926, 333444, 373247, 389018, 583527, 639852, 746494, 778036, 1119741, 1167054, 1492988, 1972877, 2239482, 2334108, 3945754, 4478964, 5918631, 7891508, 11837262, 13810139, 23674524, 27620278, 41430417, 55240556, 82860834, 165721668]

約数ペア:

[(1, 165721668), (2, 82860834), (3, 55240556), (4, 41430417), (6, 27620278), (7, 23674524), (12, 13810139), (14, 11837262), (21, 7891508), (28, 5918631), (37, 4478964), (42, 3945754), (71, 2334108), (74, 2239482), (84, 1972877), (111, 1492988), (142, 1167054), (148, 1119741), (213, 778036), (222, 746494), (259, 639852), (284, 583527), (426, 389018), (444, 373247), (497, 333444), (518, 319926), (751, 220668), (777, 213284), (852, 194509), (994, 166722), (1036, 159963), (1491, 111148), (1502, 110334), (1554, 106642), (1988, 83361), (2253, 73556), (2627, 63084), (2982, 55574), (3004, 55167), (3108, 53321), (4506, 36778), (5254, 31542), (5257, 31524), (5964, 27787), (7881, 21028), (9012, 18389), (10508, 15771), (10514, 15762)]