221382308

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{52361}}^1$

素因数の和:52523

約数の個数: 24

約数和(自身を含む): 445705344

約数和(自身を除く): 224323036

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 52361, 104722, 209444, 366527, 733054, 1466108, 7906511, 15813022, 31626044, 55345577, 110691154, 221382308]

約数ペア:

[(1, 221382308), (2, 110691154), (4, 55345577), (7, 31626044), (14, 15813022), (28, 7906511), (151, 1466108), (302, 733054), (604, 366527), (1057, 209444), (2114, 104722), (4228, 52361)]