16806489

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 10565031

約数列:

[1, 3, 7, 17, 21, 51, 119, 179, 263, 357, 537, 789, 1253, 1841, 3043, 3759, 4471, 5523, 9129, 13413, 21301, 31297, 47077, 63903, 93891, 141231, 329539, 800309, 988617, 2400927, 5602163, 16806489]

約数ペア:

[(1, 16806489), (3, 5602163), (7, 2400927), (17, 988617), (21, 800309), (51, 329539), (119, 141231), (179, 93891), (263, 63903), (357, 47077), (537, 31297), (789, 21301), (1253, 13413), (1841, 9129), (3043, 5523), (3759, 4471)]