222319412

素因数分解:

$2^2\times 7^1\times {\mathrm{7939979}}^1$

素因数の和:7939990

約数の個数: 12

約数和(自身を含む): 444638880

約数和(自身を除く): 222319468

約数列:

[1, 2, 4, 7, 14, 28, 7939979, 15879958, 31759916, 55579853, 111159706, 222319412]

約数ペア:

[(1, 222319412), (2, 111159706), (4, 55579853), (7, 31759916), (14, 15879958), (28, 7939979)]