81666456

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30113}}^1$

素因数の和:30235

約数の個数: 32

約数和(自身を含む): 205979760

約数和(自身を除く): 124313304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 226, 339, 452, 678, 904, 1356, 2712, 30113, 60226, 90339, 120452, 180678, 240904, 361356, 722712, 3402769, 6805538, 10208307, 13611076, 20416614, 27222152, 40833228, 81666456]

約数ペア:

[(1, 81666456), (2, 40833228), (3, 27222152), (4, 20416614), (6, 13611076), (8, 10208307), (12, 6805538), (24, 3402769), (113, 722712), (226, 361356), (339, 240904), (452, 180678), (678, 120452), (904, 90339), (1356, 60226), (2712, 30113)]