71958969

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{72031}}^1$

素因数の和:72077

約数の個数: 16

約数和(自身を含む): 109488640

約数和(自身を除く): 37529671

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 72031, 216093, 648279, 1944837, 2665147, 7995441, 23986323, 71958969]

約数ペア:

[(1, 71958969), (3, 23986323), (9, 7995441), (27, 2665147), (37, 1944837), (111, 648279), (333, 216093), (999, 72031)]