9867879

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 16896000

約数和(自身を除く): 7028121

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 479, 763, 981, 1437, 2289, 2943, 3353, 4311, 6867, 10059, 12933, 20601, 30177, 52211, 90531, 156633, 365477, 469899, 1096431, 1409697, 3289293, 9867879]

約数ペア:

[(1, 9867879), (3, 3289293), (7, 1409697), (9, 1096431), (21, 469899), (27, 365477), (63, 156633), (109, 90531), (189, 52211), (327, 30177), (479, 20601), (763, 12933), (981, 10059), (1437, 6867), (2289, 4311), (2943, 3353)]