1405243398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{18015941}}^1$

素因数の和:18015959

約数の個数: 16

約数和(自身を含む): 3026678256

約数和(自身を除く): 1621434858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 18015941, 36031882, 54047823, 108095646, 234207233, 468414466, 702621699, 1405243398]

約数ペア:

[(1, 1405243398), (2, 702621699), (3, 468414466), (6, 234207233), (13, 108095646), (26, 54047823), (39, 36031882), (78, 18015941)]