1211621593

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{20143}}^1$

素因数の和:20824

約数の個数: 16

約数和(自身を含む): 1493556736

約数和(自身を除く): 281935143

約数列:

[1, 7, 13, 91, 661, 4627, 8593, 20143, 60151, 141001, 261859, 1833013, 13314523, 93201661, 173088799, 1211621593]

約数ペア:

[(1, 1211621593), (7, 173088799), (13, 93201661), (91, 13314523), (661, 1833013), (4627, 261859), (8593, 141001), (20143, 60151)]