221226226

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{19207}}^1$

素因数の和:19665

約数の個数: 16

約数和(自身を含む): 358190784

約数和(自身を除く): 136964558

約数列:

[1, 2, 13, 26, 443, 886, 5759, 11518, 19207, 38414, 249691, 499382, 8508701, 17017402, 110613113, 221226226]

約数ペア:

[(1, 221226226), (2, 110613113), (13, 17017402), (26, 8508701), (443, 499382), (886, 249691), (5759, 38414), (11518, 19207)]