520018221

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1\times {\mathrm{2861}}^1$

素因数の和:4316

約数の個数: 16

約数和(自身を含む): 710233920

約数和(自身を除く): 190215699

約数列:

[1, 3, 43, 129, 1409, 2861, 4227, 8583, 60587, 123023, 181761, 369069, 4031149, 12093447, 173339407, 520018221]

約数ペア:

[(1, 520018221), (3, 173339407), (43, 12093447), (129, 4031149), (1409, 369069), (2861, 181761), (4227, 123023), (8583, 60587)]