1967247

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:324

約数の個数: 20

約数和(自身を含む): 2976600

約数和(自身を除く): 1009353

約数列:

[1, 3, 9, 27, 81, 149, 163, 447, 489, 1341, 1467, 4023, 4401, 12069, 13203, 24287, 72861, 218583, 655749, 1967247]

約数ペア:

[(1, 1967247), (3, 655749), (9, 218583), (27, 72861), (81, 24287), (149, 13203), (163, 12069), (447, 4401), (489, 4023), (1341, 1467)]