8159121

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 12492480

約数和(自身を除く): 4333359

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 727, 1247, 2181, 3741, 6543, 11223, 21083, 31261, 63249, 93783, 189747, 281349, 906569, 2719707, 8159121]

約数ペア:

[(1, 8159121), (3, 2719707), (9, 906569), (29, 281349), (43, 189747), (87, 93783), (129, 63249), (261, 31261), (387, 21083), (727, 11223), (1247, 6543), (2181, 3741)]