31378896

素因数分解:

$2^4\times 3^2\times {\mathrm{217909}}^1$

素因数の和:217923

約数の個数: 30

約数和(自身を含む): 87817730

約数和(自身を除く): 56438834

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 217909, 435818, 653727, 871636, 1307454, 1743272, 1961181, 2614908, 3486544, 3922362, 5229816, 7844724, 10459632, 15689448, 31378896]

約数ペア:

[(1, 31378896), (2, 15689448), (3, 10459632), (4, 7844724), (6, 5229816), (8, 3922362), (9, 3486544), (12, 2614908), (16, 1961181), (18, 1743272), (24, 1307454), (36, 871636), (48, 653727), (72, 435818), (144, 217909)]