81728838

素因数分解:

$2^1\times 3^4\times {\mathrm{613}}^1\times {\mathrm{823}}^1$

素因数の和:1450

約数の個数: 40

約数和(自身を含む): 183654768

約数和(自身を除く): 101925930

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 613, 823, 1226, 1646, 1839, 2469, 3678, 4938, 5517, 7407, 11034, 14814, 16551, 22221, 33102, 44442, 49653, 66663, 99306, 133326, 504499, 1008998, 1513497, 3026994, 4540491, 9080982, 13621473, 27242946, 40864419, 81728838]

約数ペア:

[(1, 81728838), (2, 40864419), (3, 27242946), (6, 13621473), (9, 9080982), (18, 4540491), (27, 3026994), (54, 1513497), (81, 1008998), (162, 504499), (613, 133326), (823, 99306), (1226, 66663), (1646, 49653), (1839, 44442), (2469, 33102), (3678, 22221), (4938, 16551), (5517, 14814), (7407, 11034)]