981809018

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{1571}}^1\times {\mathrm{3511}}^1$

素因数の和:5173

約数の個数: 16

約数和(自身を含む): 1490633280

約数和(自身を除く): 508824262

約数列:

[1, 2, 89, 178, 1571, 3142, 3511, 7022, 139819, 279638, 312479, 624958, 5515781, 11031562, 490904509, 981809018]

約数ペア:

[(1, 981809018), (2, 490904509), (89, 11031562), (178, 5515781), (1571, 624958), (3142, 312479), (3511, 279638), (7022, 139819)]