1260909

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{829}}^1$

素因数の和:861

約数の個数: 18

約数和(自身を含む): 1974570

約数和(自身を除く): 713661

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 829, 1521, 2487, 7461, 10777, 32331, 96993, 140101, 420303, 1260909]

約数ペア:

[(1, 1260909), (3, 420303), (9, 140101), (13, 96993), (39, 32331), (117, 10777), (169, 7461), (507, 2487), (829, 1521)]