331432947

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{2591}}^1$

素因数の和:2891

約数の個数: 24

約数和(自身を含む): 488861568

約数和(自身を除く): 157428621

約数列:

[1, 3, 9, 61, 183, 233, 549, 699, 2097, 2591, 7773, 14213, 23319, 42639, 127917, 158051, 474153, 603703, 1422459, 1811109, 5433327, 36825883, 110477649, 331432947]

約数ペア:

[(1, 331432947), (3, 110477649), (9, 36825883), (61, 5433327), (183, 1811109), (233, 1422459), (549, 603703), (699, 474153), (2097, 158051), (2591, 127917), (7773, 42639), (14213, 23319)]