16808967

素因数分解:

$3^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{727}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 27862016

約数和(自身を除く): 11053049

約数列:

[1, 3, 7, 9, 21, 63, 367, 727, 1101, 2181, 2569, 3303, 5089, 6543, 7707, 15267, 23121, 45801, 266809, 800427, 1867663, 2401281, 5602989, 16808967]

約数ペア:

[(1, 16808967), (3, 5602989), (7, 2401281), (9, 1867663), (21, 800427), (63, 266809), (367, 45801), (727, 23121), (1101, 15267), (2181, 7707), (2569, 6543), (3303, 5089)]