218368843

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21323}}^1$

素因数の和:21367

約数の個数: 24

約数和(自身を含む): 291712320

約数和(自身を除く): 73343477

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 10241, 21323, 149261, 234553, 405137, 1044827, 1641871, 2835959, 4456507, 11493097, 19851713, 31195549, 218368843]

約数ペア:

[(1, 218368843), (7, 31195549), (11, 19851713), (19, 11493097), (49, 4456507), (77, 2835959), (133, 1641871), (209, 1044827), (539, 405137), (931, 234553), (1463, 149261), (10241, 21323)]