81909972

素因数分解:

$2^2\times 3^2\times {\mathrm{193}}^1\times {\mathrm{11789}}^1$

素因数の和:11992

約数の個数: 36

約数和(自身を含む): 208140660

約数和(自身を除く): 126230688

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 193, 386, 579, 772, 1158, 1737, 2316, 3474, 6948, 11789, 23578, 35367, 47156, 70734, 106101, 141468, 212202, 424404, 2275277, 4550554, 6825831, 9101108, 13651662, 20477493, 27303324, 40954986, 81909972]

約数ペア:

[(1, 81909972), (2, 40954986), (3, 27303324), (4, 20477493), (6, 13651662), (9, 9101108), (12, 6825831), (18, 4550554), (36, 2275277), (193, 424404), (386, 212202), (579, 141468), (772, 106101), (1158, 70734), (1737, 47156), (2316, 35367), (3474, 23578), (6948, 11789)]