221360188

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{343727}}^1$

素因数の和:343761

約数の個数: 24

約数和(自身を含む): 461970432

約数和(自身を除く): 240610244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 343727, 687454, 1374908, 2406089, 4812178, 7905721, 9624356, 15811442, 31622884, 55340047, 110680094, 221360188]

約数ペア:

[(1, 221360188), (2, 110680094), (4, 55340047), (7, 31622884), (14, 15811442), (23, 9624356), (28, 7905721), (46, 4812178), (92, 2406089), (161, 1374908), (322, 687454), (644, 343727)]