28007952063

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{7891787}}^1$

素因数の和:7891823

約数の個数: 24

約数和(自身を含む): 46214310528

約数和(自身を除く): 18206358465

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 7891787, 23675361, 55242509, 102593231, 165727527, 307779693, 718152617, 1333712003, 2154457851, 4001136009, 9335984021, 28007952063]

約数ペア:

[(1, 28007952063), (3, 9335984021), (7, 4001136009), (13, 2154457851), (21, 1333712003), (39, 718152617), (91, 307779693), (169, 165727527), (273, 102593231), (507, 55242509), (1183, 23675361), (3549, 7891787)]