16989327

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 25439024

約数和(自身を除く): 8449697

約数列:

[1, 3, 9, 37, 111, 163, 313, 333, 489, 939, 1467, 2817, 6031, 11581, 18093, 34743, 51019, 54279, 104229, 153057, 459171, 1887703, 5663109, 16989327]

約数ペア:

[(1, 16989327), (3, 5663109), (9, 1887703), (37, 459171), (111, 153057), (163, 104229), (313, 54279), (333, 51019), (489, 34743), (939, 18093), (1467, 11581), (2817, 6031)]