39207905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{4721}}^1$

素因数の和:4888

約数の個数: 16

約数和(自身を含む): 51677568

約数和(自身を除く): 12469663

約数列:

[1, 5, 11, 55, 151, 755, 1661, 4721, 8305, 23605, 51931, 259655, 712871, 3564355, 7841581, 39207905]

約数ペア:

[(1, 39207905), (5, 7841581), (11, 3564355), (55, 712871), (151, 259655), (755, 51931), (1661, 23605), (4721, 8305)]