67408119

素因数分解:

$3^4\times {\mathrm{661}}^1\times {\mathrm{1259}}^1$

素因数の和:1932

約数の個数: 20

約数和(自身を含む): 100928520

約数和(自身を除く): 33520401

約数列:

[1, 3, 9, 27, 81, 661, 1259, 1983, 3777, 5949, 11331, 17847, 33993, 53541, 101979, 832199, 2496597, 7489791, 22469373, 67408119]

約数ペア:

[(1, 67408119), (3, 22469373), (9, 7489791), (27, 2496597), (81, 832199), (661, 101979), (1259, 53541), (1983, 33993), (3777, 17847), (5949, 11331)]