42909993

素因数分解:

$3^4\times 7^1\times {\mathrm{75679}}^1$

素因数の和:75698

約数の個数: 20

約数和(自身を含む): 73258240

約数和(自身を除く): 30348247

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 75679, 227037, 529753, 681111, 1589259, 2043333, 4767777, 6129999, 14303331, 42909993]

約数ペア:

[(1, 42909993), (3, 14303331), (7, 6129999), (9, 4767777), (21, 2043333), (27, 1589259), (63, 681111), (81, 529753), (189, 227037), (567, 75679)]