890665986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{166979}}^1$

素因数の和:167118

約数の個数: 32

約数和(自身を含む): 2051850240

約数和(自身を除く): 1161184254

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 5334, 166979, 333958, 500937, 1001874, 1168853, 2337706, 3506559, 7013118, 21206333, 42412666, 63618999, 127237998, 148444331, 296888662, 445332993, 890665986]

約数ペア:

[(1, 890665986), (2, 445332993), (3, 296888662), (6, 148444331), (7, 127237998), (14, 63618999), (21, 42412666), (42, 21206333), (127, 7013118), (254, 3506559), (381, 2337706), (762, 1168853), (889, 1001874), (1778, 500937), (2667, 333958), (5334, 166979)]