31257071

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 33852000

約数和(自身を除く): 2594929

約数列:

[1, 19, 61, 149, 181, 1159, 2831, 3439, 9089, 11041, 26969, 172691, 209779, 512411, 1645109, 31257071]

約数ペア:

[(1, 31257071), (19, 1645109), (61, 512411), (149, 209779), (181, 172691), (1159, 26969), (2831, 11041), (3439, 9089)]