28180566

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1583}}^1$

素因数の和:1657

約数の個数: 48

約数和(自身を含む): 65235456

約数和(自身を除く): 37054890

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 138, 207, 258, 387, 414, 774, 989, 1583, 1978, 2967, 3166, 4749, 5934, 8901, 9498, 14247, 17802, 28494, 36409, 68069, 72818, 109227, 136138, 204207, 218454, 327681, 408414, 612621, 655362, 1225242, 1565587, 3131174, 4696761, 9393522, 14090283, 28180566]

約数ペア:

[(1, 28180566), (2, 14090283), (3, 9393522), (6, 4696761), (9, 3131174), (18, 1565587), (23, 1225242), (43, 655362), (46, 612621), (69, 408414), (86, 327681), (129, 218454), (138, 204207), (207, 136138), (258, 109227), (387, 72818), (414, 68069), (774, 36409), (989, 28494), (1583, 17802), (1978, 14247), (2967, 9498), (3166, 8901), (4749, 5934)]