47946821

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^2\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 18

約数和(自身を含む): 53440758

約数和(自身を除く): 5493937

約数列:

[1, 13, 53, 101, 169, 689, 1313, 2809, 5353, 8957, 17069, 36517, 69589, 283709, 474721, 904657, 3688217, 47946821]

約数ペア:

[(1, 47946821), (13, 3688217), (53, 904657), (101, 474721), (169, 283709), (689, 69589), (1313, 36517), (2809, 17069), (5353, 8957)]