81212092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1223}}^1\times {\mathrm{1277}}^1$

素因数の和:2517

約数の個数: 24

約数和(自身を含む): 153298656

約数和(自身を除く): 72086564

約数列:

[1, 2, 4, 13, 26, 52, 1223, 1277, 2446, 2554, 4892, 5108, 15899, 16601, 31798, 33202, 63596, 66404, 1561771, 3123542, 6247084, 20303023, 40606046, 81212092]

約数ペア:

[(1, 81212092), (2, 40606046), (4, 20303023), (13, 6247084), (26, 3123542), (52, 1561771), (1223, 66404), (1277, 63596), (2446, 33202), (2554, 31798), (4892, 16601), (5108, 15899)]