17879379

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 10252461

約数列:

[1, 3, 7, 21, 73, 107, 109, 219, 321, 327, 511, 749, 763, 1533, 2247, 2289, 7811, 7957, 11663, 23433, 23871, 34989, 54677, 55699, 81641, 164031, 167097, 244923, 851399, 2554197, 5959793, 17879379]

約数ペア:

[(1, 17879379), (3, 5959793), (7, 2554197), (21, 851399), (73, 244923), (107, 167097), (109, 164031), (219, 81641), (321, 55699), (327, 54677), (511, 34989), (749, 23871), (763, 23433), (1533, 11663), (2247, 7957), (2289, 7811)]