28226107

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 35903616

約数和(自身を除く): 7677509

約数列:

[1, 7, 13, 49, 73, 91, 511, 607, 637, 949, 3577, 4249, 6643, 7891, 29743, 44311, 46501, 55237, 310177, 386659, 576043, 2171239, 4032301, 28226107]

約数ペア:

[(1, 28226107), (7, 4032301), (13, 2171239), (49, 576043), (73, 386659), (91, 310177), (511, 55237), (607, 46501), (637, 44311), (949, 29743), (3577, 7891), (4249, 6643)]