78399266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{3929}}^1$

素因数の和:4849

約数の個数: 16

約数和(自身を含む): 128463840

約数和(自身を除く): 50064574

約数列:

[1, 2, 11, 22, 907, 1814, 3929, 7858, 9977, 19954, 43219, 86438, 3563603, 7127206, 39199633, 78399266]

約数ペア:

[(1, 78399266), (2, 39199633), (11, 7127206), (22, 3563603), (907, 86438), (1814, 43219), (3929, 19954), (7858, 9977)]