289702986

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{2557}}^1$

素因数の和:3406

約数の個数: 32

約数和(自身を含む): 605570688

約数和(自身を除く): 315867702

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 821, 1642, 2463, 2557, 4926, 5114, 7671, 15342, 18883, 37766, 56649, 58811, 113298, 117622, 176433, 352866, 2099297, 4198594, 6297891, 12595782, 48283831, 96567662, 144851493, 289702986]

約数ペア:

[(1, 289702986), (2, 144851493), (3, 96567662), (6, 48283831), (23, 12595782), (46, 6297891), (69, 4198594), (138, 2099297), (821, 352866), (1642, 176433), (2463, 117622), (2557, 113298), (4926, 58811), (5114, 56649), (7671, 37766), (15342, 18883)]