221487608

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{1009}}^1\times {\mathrm{1193}}^1$

素因数の和:2231

約数の個数: 32

約数和(自身を含む): 434138400

約数和(自身を除く): 212650792

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 1009, 1193, 2018, 2386, 4036, 4772, 8072, 9544, 23207, 27439, 46414, 54878, 92828, 109756, 185656, 219512, 1203737, 2407474, 4814948, 9629896, 27685951, 55371902, 110743804, 221487608]

約数ペア:

[(1, 221487608), (2, 110743804), (4, 55371902), (8, 27685951), (23, 9629896), (46, 4814948), (92, 2407474), (184, 1203737), (1009, 219512), (1193, 185656), (2018, 109756), (2386, 92828), (4036, 54878), (4772, 46414), (8072, 27439), (9544, 23207)]