28791798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{685519}}^1$

素因数の和:685531

約数の個数: 16

約数和(自身を含む): 65809920

約数和(自身を除く): 37018122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 685519, 1371038, 2056557, 4113114, 4798633, 9597266, 14395899, 28791798]

約数ペア:

[(1, 28791798), (2, 14395899), (3, 9597266), (6, 4798633), (7, 4113114), (14, 2056557), (21, 1371038), (42, 685519)]