28093779

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15377}}^1$

素因数の和:15419

約数の個数: 24

約数和(自身を含む): 47979360

約数和(自身を除く): 19885581

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15377, 46131, 107639, 138393, 322917, 445933, 968751, 1337799, 3121531, 4013397, 9364593, 28093779]

約数ペア:

[(1, 28093779), (3, 9364593), (7, 4013397), (9, 3121531), (21, 1337799), (29, 968751), (63, 445933), (87, 322917), (203, 138393), (261, 107639), (609, 46131), (1827, 15377)]