66691998

素因数分解:

$2^1\times 3^4\times {\mathrm{411679}}^1$

素因数の和:411693

約数の個数: 20

約数和(自身を含む): 149439840

約数和(自身を除く): 82747842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 411679, 823358, 1235037, 2470074, 3705111, 7410222, 11115333, 22230666, 33345999, 66691998]

約数ペア:

[(1, 66691998), (2, 33345999), (3, 22230666), (6, 11115333), (9, 7410222), (18, 3705111), (27, 2470074), (54, 1235037), (81, 823358), (162, 411679)]