42557109

素因数分解:

$3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{1489}}^1$

素因数の和:2860

約数の個数: 16

約数和(自身を含む): 64940160

約数和(自身を除く): 22383051

約数列:

[1, 3, 7, 21, 1361, 1489, 4083, 4467, 9527, 10423, 28581, 31269, 2026529, 6079587, 14185703, 42557109]

約数ペア:

[(1, 42557109), (3, 14185703), (7, 6079587), (21, 2026529), (1361, 31269), (1489, 28581), (4083, 10423), (4467, 9527)]