28911869

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1951}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 34667520

約数和(自身を除く): 5755651

約数列:

[1, 7, 29, 73, 203, 511, 1951, 2117, 13657, 14819, 56579, 142423, 396053, 996961, 4130267, 28911869]

約数ペア:

[(1, 28911869), (7, 4130267), (29, 996961), (73, 396053), (203, 142423), (511, 56579), (1951, 14819), (2117, 13657)]