207907209

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{130513}}^1$

素因数の和:130581

約数の個数: 16

約数和(自身を含む): 313233600

約数和(自身を除く): 105326391

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 130513, 391539, 1174617, 3523851, 7700267, 23100801, 69302403, 207907209]

約数ペア:

[(1, 207907209), (3, 69302403), (9, 23100801), (27, 7700267), (59, 3523851), (177, 1174617), (531, 391539), (1593, 130513)]