149733279

素因数分解:

$3^4\times {\mathrm{431}}^1\times {\mathrm{4289}}^1$

素因数の和:4732

約数の個数: 20

約数和(自身を含む): 224246880

約数和(自身を除く): 74513601

約数列:

[1, 3, 9, 27, 81, 431, 1293, 3879, 4289, 11637, 12867, 34911, 38601, 115803, 347409, 1848559, 5545677, 16637031, 49911093, 149733279]

約数ペア:

[(1, 149733279), (3, 49911093), (9, 16637031), (27, 5545677), (81, 1848559), (431, 347409), (1293, 115803), (3879, 38601), (4289, 34911), (11637, 12867)]