70819839

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{20333}}^1$

素因数の和:20388

約数の個数: 20

約数和(自身を含む): 108258216

約数和(自身を除く): 37438377

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 20333, 60999, 182997, 548991, 874319, 1646973, 2622957, 7868871, 23606613, 70819839]

約数ペア:

[(1, 70819839), (3, 23606613), (9, 7868871), (27, 2622957), (43, 1646973), (81, 874319), (129, 548991), (387, 182997), (1161, 60999), (3483, 20333)]