128757438

素因数分解:

$2^1\times 3^7\times {\mathrm{29437}}^1$

素因数の和:29460

約数の個数: 32

約数和(自身を含む): 289669920

約数和(自身を除く): 160912482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 29437, 58874, 88311, 176622, 264933, 529866, 794799, 1589598, 2384397, 4768794, 7153191, 14306382, 21459573, 42919146, 64378719, 128757438]

約数ペア:

[(1, 128757438), (2, 64378719), (3, 42919146), (6, 21459573), (9, 14306382), (18, 7153191), (27, 4768794), (54, 2384397), (81, 1589598), (162, 794799), (243, 529866), (486, 264933), (729, 176622), (1458, 88311), (2187, 58874), (4374, 29437)]