138613617

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{21601}}^1$

素因数の和:21661

約数の個数: 24

約数和(自身を含む): 215674368

約数和(自身を除く): 77060751

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 6417, 21601, 64803, 194409, 496823, 669631, 1490469, 2008893, 4471407, 6026679, 15401513, 46204539, 138613617]

約数ペア:

[(1, 138613617), (3, 46204539), (9, 15401513), (23, 6026679), (31, 4471407), (69, 2008893), (93, 1490469), (207, 669631), (279, 496823), (713, 194409), (2139, 64803), (6417, 21601)]