789807123

素因数分解:

$3^2\times 7^1\times {\mathrm{12536621}}^1$

素因数の和:12536634

約数の個数: 12

約数和(自身を含む): 1303808688

約数和(自身を除く): 514001565

約数列:

[1, 3, 7, 9, 21, 63, 12536621, 37609863, 87756347, 112829589, 263269041, 789807123]

約数ペア:

[(1, 789807123), (3, 263269041), (7, 112829589), (9, 87756347), (21, 37609863), (63, 12536621)]