868831491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1\times {\mathrm{1087}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 1291603968

約数和(自身を除く): 422772477

約数列:

[1, 3, 11, 33, 53, 159, 457, 583, 1087, 1371, 1749, 3261, 5027, 11957, 15081, 24221, 35871, 57611, 72663, 172833, 266431, 496759, 633721, 799293, 1490277, 1901163, 5464349, 16393047, 26328227, 78984681, 289610497, 868831491]

約数ペア:

[(1, 868831491), (3, 289610497), (11, 78984681), (33, 26328227), (53, 16393047), (159, 5464349), (457, 1901163), (583, 1490277), (1087, 799293), (1371, 633721), (1749, 496759), (3261, 266431), (5027, 172833), (11957, 72663), (15081, 57611), (24221, 35871)]