12309955

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1217}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 17948448

約数和(自身を除く): 5638493

約数列:

[1, 5, 7, 17, 35, 85, 119, 289, 595, 1217, 1445, 2023, 6085, 8519, 10115, 20689, 42595, 103445, 144823, 351713, 724115, 1758565, 2461991, 12309955]

約数ペア:

[(1, 12309955), (5, 2461991), (7, 1758565), (17, 724115), (35, 351713), (85, 144823), (119, 103445), (289, 42595), (595, 20689), (1217, 10115), (1445, 8519), (2023, 6085)]