1645940257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{131749}}^1$

素因数の和:131824

約数の個数: 12

約数和(自身を含む): 1831588500

約数和(自身を除く): 185648243

約数列:

[1, 13, 31, 403, 961, 12493, 131749, 1712737, 4084219, 53094847, 126610789, 1645940257]

約数ペア:

[(1, 1645940257), (13, 126610789), (31, 53094847), (403, 4084219), (961, 1712737), (12493, 131749)]