120691809

素因数分解:

$3^3\times 7^1\times {\mathrm{638581}}^1$

素因数の和:638597

約数の個数: 16

約数和(自身を含む): 204346240

約数和(自身を除く): 83654431

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 638581, 1915743, 4470067, 5747229, 13410201, 17241687, 40230603, 120691809]

約数ペア:

[(1, 120691809), (3, 40230603), (7, 17241687), (9, 13410201), (21, 5747229), (27, 4470067), (63, 1915743), (189, 638581)]