291213166221

素因数分解:

$3^3\times {\mathrm{70901}}^1\times {\mathrm{152123}}^1$

素因数の和:223033

約数の個数: 16

約数和(自身を含む): 431435833920

約数和(自身を除く): 140222667699

約数列:

[1, 3, 9, 27, 70901, 152123, 212703, 456369, 638109, 1369107, 1914327, 4107321, 10785672823, 32357018469, 97071055407, 291213166221]

約数ペア:

[(1, 291213166221), (3, 97071055407), (9, 32357018469), (27, 10785672823), (70901, 4107321), (152123, 1914327), (212703, 1369107), (456369, 638109)]