197169

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 309120

約数和(自身を除く): 111951

約数列:

[1, 3, 7, 21, 41, 123, 229, 287, 687, 861, 1603, 4809, 9389, 28167, 65723, 197169]

約数ペア:

[(1, 197169), (3, 65723), (7, 28167), (21, 9389), (41, 4809), (123, 1603), (229, 861), (287, 687)]