28184856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 81223680

約数和(自身を除く): 53038824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 168, 254, 381, 508, 762, 889, 1016, 1321, 1524, 1778, 2642, 2667, 3048, 3556, 3963, 5284, 5334, 7112, 7926, 9247, 10568, 10668, 15852, 18494, 21336, 27741, 31704, 36988, 55482, 73976, 110964, 167767, 221928, 335534, 503301, 671068, 1006602, 1174369, 1342136, 2013204, 2348738, 3523107, 4026408, 4697476, 7046214, 9394952, 14092428, 28184856]

約数ペア:

[(1, 28184856), (2, 14092428), (3, 9394952), (4, 7046214), (6, 4697476), (7, 4026408), (8, 3523107), (12, 2348738), (14, 2013204), (21, 1342136), (24, 1174369), (28, 1006602), (42, 671068), (56, 503301), (84, 335534), (127, 221928), (168, 167767), (254, 110964), (381, 73976), (508, 55482), (762, 36988), (889, 31704), (1016, 27741), (1321, 21336), (1524, 18494), (1778, 15852), (2642, 10668), (2667, 10568), (3048, 9247), (3556, 7926), (3963, 7112), (5284, 5334)]