11955681

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2282

約数の個数: 20

約数和(自身を含む): 18134512

約数和(自身を除く): 6178831

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 2203, 5427, 6609, 19827, 59481, 147601, 178443, 442803, 1328409, 3985227, 11955681]

約数ペア:

[(1, 11955681), (3, 3985227), (9, 1328409), (27, 442803), (67, 178443), (81, 147601), (201, 59481), (603, 19827), (1809, 6609), (2203, 5427)]