200920213

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 225783936

約数和(自身を除く): 24863723

約数列:

[1, 13, 41, 107, 169, 271, 533, 1391, 3523, 4387, 6929, 11111, 18083, 28997, 45799, 57031, 144443, 376961, 741403, 1188877, 1877759, 4900493, 15455401, 200920213]

約数ペア:

[(1, 200920213), (13, 15455401), (41, 4900493), (107, 1877759), (169, 1188877), (271, 741403), (533, 376961), (1391, 144443), (3523, 57031), (4387, 45799), (6929, 28997), (11111, 18083)]