12865428

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{8311}}^1$

素因数の和:8364

約数の個数: 36

約数和(自身を含む): 33281248

約数和(自身を除く): 20415820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 8311, 16622, 24933, 33244, 49866, 74799, 99732, 149598, 299196, 357373, 714746, 1072119, 1429492, 2144238, 3216357, 4288476, 6432714, 12865428]

約数ペア:

[(1, 12865428), (2, 6432714), (3, 4288476), (4, 3216357), (6, 2144238), (9, 1429492), (12, 1072119), (18, 714746), (36, 357373), (43, 299196), (86, 149598), (129, 99732), (172, 74799), (258, 49866), (387, 33244), (516, 24933), (774, 16622), (1548, 8311)]