15858141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21401}}^1$

素因数の和:21436

約数の個数: 16

約数和(自身を含む): 23970240

約数和(自身を除く): 8112099

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 21401, 64203, 278213, 406619, 834639, 1219857, 5286047, 15858141]

約数ペア:

[(1, 15858141), (3, 5286047), (13, 1219857), (19, 834639), (39, 406619), (57, 278213), (247, 64203), (741, 21401)]