389940486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4999237}}^1$

素因数の和:4999255

約数の個数: 16

約数和(自身を含む): 839871984

約数和(自身を除く): 449931498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 4999237, 9998474, 14997711, 29995422, 64990081, 129980162, 194970243, 389940486]

約数ペア:

[(1, 389940486), (2, 194970243), (3, 129980162), (6, 64990081), (13, 29995422), (26, 14997711), (39, 9998474), (78, 4999237)]