221208436

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{3853}}^1$

素因数の和:4351

約数の個数: 24

約数和(自身を含む): 400569344

約数和(自身を除く): 179360908

約数列:

[1, 2, 4, 31, 62, 124, 463, 926, 1852, 3853, 7706, 14353, 15412, 28706, 57412, 119443, 238886, 477772, 1783939, 3567878, 7135756, 55302109, 110604218, 221208436]

約数ペア:

[(1, 221208436), (2, 110604218), (4, 55302109), (31, 7135756), (62, 3567878), (124, 1783939), (463, 477772), (926, 238886), (1852, 119443), (3853, 57412), (7706, 28706), (14353, 15412)]