138121497

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{124771}}^1$

素因数の和:124821

約数の個数: 16

約数和(自身を含む): 209616960

約数和(自身を除く): 71495463

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 124771, 374313, 1122939, 3368817, 5115611, 15346833, 46040499, 138121497]

約数ペア:

[(1, 138121497), (3, 46040499), (9, 15346833), (27, 5115611), (41, 3368817), (123, 1122939), (369, 374313), (1107, 124771)]