497349723

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 764418816

約数和(自身を除く): 267069093

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 251, 299, 611, 753, 897, 1081, 1833, 2209, 3243, 3263, 5773, 6627, 9789, 11797, 14053, 17319, 28717, 35391, 42159, 50807, 75049, 86151, 152421, 153361, 225147, 271331, 460083, 554459, 660491, 813993, 1663377, 1981473, 3527303, 7207967, 10581909, 12752557, 21623901, 38257671, 165783241, 497349723]

約数ペア:

[(1, 497349723), (3, 165783241), (13, 38257671), (23, 21623901), (39, 12752557), (47, 10581909), (69, 7207967), (141, 3527303), (251, 1981473), (299, 1663377), (611, 813993), (753, 660491), (897, 554459), (1081, 460083), (1833, 271331), (2209, 225147), (3243, 153361), (3263, 152421), (5773, 86151), (6627, 75049), (9789, 50807), (11797, 42159), (14053, 35391), (17319, 28717)]