190047249

素因数分解:

$3^3\times 7^1\times {\mathrm{1005541}}^1$

素因数の和:1005557

約数の個数: 16

約数和(自身を含む): 321773440

約数和(自身を除く): 131726191

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1005541, 3016623, 7038787, 9049869, 21116361, 27149607, 63349083, 190047249]

約数ペア:

[(1, 190047249), (3, 63349083), (7, 27149607), (9, 21116361), (21, 9049869), (27, 7038787), (63, 3016623), (189, 1005541)]