197713681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{21121}}^1$

素因数の和:21192

約数の個数: 16

約数和(自身を含む): 231159168

約数和(自身を除く): 33445487

約数列:

[1, 11, 23, 37, 253, 407, 851, 9361, 21121, 232331, 485783, 781477, 5343613, 8596247, 17973971, 197713681]

約数ペア:

[(1, 197713681), (11, 17973971), (23, 8596247), (37, 5343613), (253, 781477), (407, 485783), (851, 232331), (9361, 21121)]