254283309

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{55291}}^1$

素因数の和:55377

約数の個数: 24

約数和(自身を含む): 425527232

約数和(自身を除く): 171243923

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 55291, 165873, 387037, 497619, 1161111, 3483333, 4036243, 12108729, 28253701, 36326187, 84761103, 254283309]

約数ペア:

[(1, 254283309), (3, 84761103), (7, 36326187), (9, 28253701), (21, 12108729), (63, 4036243), (73, 3483333), (219, 1161111), (511, 497619), (657, 387037), (1533, 165873), (4599, 55291)]