28644993

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:578

約数の個数: 36

約数和(自身を含む): 46105020

約数和(自身を除く): 17460027

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 169, 333, 481, 507, 509, 1443, 1521, 1527, 4329, 4581, 6253, 6617, 18759, 18833, 19851, 56277, 56499, 59553, 86021, 169497, 244829, 258063, 734487, 774189, 2203461, 3182777, 9548331, 28644993]

約数ペア:

[(1, 28644993), (3, 9548331), (9, 3182777), (13, 2203461), (37, 774189), (39, 734487), (111, 258063), (117, 244829), (169, 169497), (333, 86021), (481, 59553), (507, 56499), (509, 56277), (1443, 19851), (1521, 18833), (1527, 18759), (4329, 6617), (4581, 6253)]