221566228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{3863}}^1$

素因数の和:4983

約数の個数: 24

約数和(自身を含む): 418053888

約数和(自身を除く): 196487660

約数列:

[1, 2, 4, 13, 26, 52, 1103, 2206, 3863, 4412, 7726, 14339, 15452, 28678, 50219, 57356, 100438, 200876, 4260889, 8521778, 17043556, 55391557, 110783114, 221566228]

約数ペア:

[(1, 221566228), (2, 110783114), (4, 55391557), (13, 17043556), (26, 8521778), (52, 4260889), (1103, 200876), (2206, 100438), (3863, 57356), (4412, 50219), (7726, 28678), (14339, 15452)]