16909431

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 28532736

約数和(自身を除く): 11623305

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1031, 1491, 2343, 3093, 5467, 7217, 11341, 16401, 21651, 34023, 73201, 79387, 219603, 238161, 512407, 805211, 1537221, 2415633, 5636477, 16909431]

約数ペア:

[(1, 16909431), (3, 5636477), (7, 2415633), (11, 1537221), (21, 805211), (33, 512407), (71, 238161), (77, 219603), (213, 79387), (231, 73201), (497, 34023), (781, 21651), (1031, 16401), (1491, 11341), (2343, 7217), (3093, 5467)]