28237055

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1033}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 42882048

約数和(自身を除く): 14644993

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 355, 385, 497, 781, 1033, 2485, 3905, 5165, 5467, 7231, 11363, 27335, 36155, 56815, 73343, 79541, 366715, 397705, 513401, 806773, 2567005, 4033865, 5647411, 28237055]

約数ペア:

[(1, 28237055), (5, 5647411), (7, 4033865), (11, 2567005), (35, 806773), (55, 513401), (71, 397705), (77, 366715), (355, 79541), (385, 73343), (497, 56815), (781, 36155), (1033, 27335), (2485, 11363), (3905, 7231), (5165, 5467)]