199780919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 217934304

約数和(自身を除く): 18153385

約数列:

[1, 13, 173, 211, 421, 2249, 2743, 5473, 36503, 72833, 88831, 474539, 946829, 1154803, 15367763, 199780919]

約数ペア:

[(1, 199780919), (13, 15367763), (173, 1154803), (211, 946829), (421, 474539), (2249, 88831), (2743, 72833), (5473, 36503)]