77978124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{309437}}^1$

素因数の和:309454

約数の個数: 36

約数和(自身を含む): 225270864

約数和(自身を除く): 147292740

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 309437, 618874, 928311, 1237748, 1856622, 2166059, 2784933, 3713244, 4332118, 5569866, 6498177, 8664236, 11139732, 12996354, 19494531, 25992708, 38989062, 77978124]

約数ペア:

[(1, 77978124), (2, 38989062), (3, 25992708), (4, 19494531), (6, 12996354), (7, 11139732), (9, 8664236), (12, 6498177), (14, 5569866), (18, 4332118), (21, 3713244), (28, 2784933), (36, 2166059), (42, 1856622), (63, 1237748), (84, 928311), (126, 618874), (252, 309437)]