13438491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21433}}^1$

素因数の和:21466

約数の個数: 16

約数和(自身を含む): 20576640

約数和(自身を除く): 7138149

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 21433, 64299, 235763, 407227, 707289, 1221681, 4479497, 13438491]

約数ペア:

[(1, 13438491), (3, 4479497), (11, 1221681), (19, 707289), (33, 407227), (57, 235763), (209, 64299), (627, 21433)]