28874286

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{76387}}^1$

素因数の和:76405

約数の個数: 32

約数和(自身を含む): 73332480

約数和(自身を除く): 44458194

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 76387, 152774, 229161, 458322, 534709, 687483, 1069418, 1374966, 1604127, 2062449, 3208254, 4124898, 4812381, 9624762, 14437143, 28874286]

約数ペア:

[(1, 28874286), (2, 14437143), (3, 9624762), (6, 4812381), (7, 4124898), (9, 3208254), (14, 2062449), (18, 1604127), (21, 1374966), (27, 1069418), (42, 687483), (54, 534709), (63, 458322), (126, 229161), (189, 152774), (378, 76387)]