218014713

素因数分解:

$3^3\times 7^1\times {\mathrm{1153517}}^1$

素因数の和:1153533

約数の個数: 16

約数和(自身を含む): 369125760

約数和(自身を除く): 151111047

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1153517, 3460551, 8074619, 10381653, 24223857, 31144959, 72671571, 218014713]

約数ペア:

[(1, 218014713), (3, 72671571), (7, 31144959), (9, 24223857), (21, 10381653), (27, 8074619), (63, 3460551), (189, 1153517)]