242569809

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{15679}}^1$

素因数の和:15882

約数の個数: 20

約数和(自身を含む): 364277760

約数和(自身を除く): 121707951

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 5157, 15471, 15679, 47037, 141111, 423333, 1269999, 2994689, 8984067, 26952201, 80856603, 242569809]

約数ペア:

[(1, 242569809), (3, 80856603), (9, 26952201), (27, 8984067), (81, 2994689), (191, 1269999), (573, 423333), (1719, 141111), (5157, 47037), (15471, 15679)]