261260853843

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{118164113}}^1$

素因数の和:118164194

約数の個数: 16

約数和(自身を含む): 385687668096

約数和(自身を除く): 124426814253

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 118164113, 354492339, 1299805243, 3899415729, 7916995571, 23750986713, 87086951281, 261260853843]

約数ペア:

[(1, 261260853843), (3, 87086951281), (11, 23750986713), (33, 7916995571), (67, 3899415729), (201, 1299805243), (737, 354492339), (2211, 118164113)]