947771829

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{4481}}^1$

素因数の和:4889

約数の個数: 24

約数和(自身を含む): 1392790464

約数和(自身を除く): 445018635

約数列:

[1, 3, 9, 71, 213, 331, 639, 993, 2979, 4481, 13443, 23501, 40329, 70503, 211509, 318151, 954453, 1483211, 2863359, 4449633, 13348899, 105307981, 315923943, 947771829]

約数ペア:

[(1, 947771829), (3, 315923943), (9, 105307981), (71, 13348899), (213, 4449633), (331, 2863359), (639, 1483211), (993, 954453), (2979, 318151), (4481, 211509), (13443, 70503), (23501, 40329)]