67664241

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{19427}}^1$

素因数の和:19482

約数の個数: 20

約数和(自身を含む): 103434672

約数和(自身を除く): 35770431

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 19427, 58281, 174843, 524529, 835361, 1573587, 2506083, 7518249, 22554747, 67664241]

約数ペア:

[(1, 67664241), (3, 22554747), (9, 7518249), (27, 2506083), (43, 1573587), (81, 835361), (129, 524529), (387, 174843), (1161, 58281), (3483, 19427)]