221401772

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{51203}}^1$

素因数の和:51277

約数の個数: 24

約数和(自身を含む): 412909056

約数和(自身を除く): 191507284

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 51203, 102406, 204812, 1177669, 2355338, 2406541, 4710676, 4813082, 9626164, 55350443, 110700886, 221401772]

約数ペア:

[(1, 221401772), (2, 110700886), (4, 55350443), (23, 9626164), (46, 4813082), (47, 4710676), (92, 2406541), (94, 2355338), (188, 1177669), (1081, 204812), (2162, 102406), (4324, 51203)]