197702991

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{34703}}^1$

素因数の和:34923

約数の個数: 16

約数和(自身を含む): 294289920

約数和(自身を除く): 96586929

約数列:

[1, 3, 9, 27, 211, 633, 1899, 5697, 34703, 104109, 312327, 936981, 7322333, 21966999, 65900997, 197702991]

約数ペア:

[(1, 197702991), (3, 65900997), (9, 21966999), (27, 7322333), (211, 936981), (633, 312327), (1899, 104109), (5697, 34703)]