128988612

素因数分解:

$2^2\times 3^4\times {\mathrm{398113}}^1$

素因数の和:398129

約数の個数: 30

約数和(自身を含む): 337202558

約数和(自身を除く): 208213946

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 398113, 796226, 1194339, 1592452, 2388678, 3583017, 4777356, 7166034, 10749051, 14332068, 21498102, 32247153, 42996204, 64494306, 128988612]

約数ペア:

[(1, 128988612), (2, 64494306), (3, 42996204), (4, 32247153), (6, 21498102), (9, 14332068), (12, 10749051), (18, 7166034), (27, 4777356), (36, 3583017), (54, 2388678), (81, 1592452), (108, 1194339), (162, 796226), (324, 398113)]