126912609

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{247393}}^1$

素因数の和:247421

約数の個数: 16

約数和(自身を含む): 197915200

約数和(自身を除く): 71002591

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 247393, 742179, 2226537, 4700467, 6679611, 14101401, 42304203, 126912609]

約数ペア:

[(1, 126912609), (3, 42304203), (9, 14101401), (19, 6679611), (27, 4700467), (57, 2226537), (171, 742179), (513, 247393)]