28646751

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2767}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 47831040

約数和(自身を除く): 19184289

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 2767, 3451, 8301, 10353, 19369, 47039, 58107, 80243, 141117, 240729, 329273, 561701, 987819, 1364131, 1685103, 4092393, 9548917, 28646751]

約数ペア:

[(1, 28646751), (3, 9548917), (7, 4092393), (17, 1685103), (21, 1364131), (29, 987819), (51, 561701), (87, 329273), (119, 240729), (203, 141117), (357, 80243), (493, 58107), (609, 47039), (1479, 19369), (2767, 10353), (3451, 8301)]