388638685

素因数分解:

$5^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1\times {\mathrm{523}}^1$

素因数の和:1308

約数の個数: 16

約数和(自身を含む): 469713600

約数和(自身を除く): 81074915

約数列:

[1, 5, 331, 449, 523, 1655, 2245, 2615, 148619, 173113, 234827, 743095, 865565, 1174135, 77727737, 388638685]

約数ペア:

[(1, 388638685), (5, 77727737), (331, 1174135), (449, 865565), (523, 743095), (1655, 234827), (2245, 173113), (2615, 148619)]