8918109

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 13628160

約数和(自身を除く): 4710051

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 727, 1363, 2181, 4089, 6543, 12267, 21083, 34169, 63249, 102507, 189747, 307521, 990901, 2972703, 8918109]

約数ペア:

[(1, 8918109), (3, 2972703), (9, 990901), (29, 307521), (47, 189747), (87, 102507), (141, 63249), (261, 34169), (423, 21083), (727, 12267), (1363, 6543), (2181, 4089)]