408078009

素因数分解:

$3^2\times {\mathrm{211}}^1\times {\mathrm{214891}}^1$

素因数の和:215108

約数の個数: 12

約数和(自身を含む): 592242352

約数和(自身を除く): 184164343

約数列:

[1, 3, 9, 211, 633, 1899, 214891, 644673, 1934019, 45342001, 136026003, 408078009]

約数ペア:

[(1, 408078009), (3, 136026003), (9, 45342001), (211, 1934019), (633, 644673), (1899, 214891)]