42078897

素因数分解:

$3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 72758400

約数和(自身を除く): 30679503

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 317, 343, 387, 441, 903, 951, 1029, 2107, 2219, 2709, 2853, 3087, 6321, 6657, 13631, 14749, 15533, 18963, 19971, 40893, 44247, 46599, 95417, 108731, 122679, 132741, 139797, 286251, 326193, 667919, 858753, 978579, 2003757, 4675433, 6011271, 14026299, 42078897]

約数ペア:

[(1, 42078897), (3, 14026299), (7, 6011271), (9, 4675433), (21, 2003757), (43, 978579), (49, 858753), (63, 667919), (129, 326193), (147, 286251), (301, 139797), (317, 132741), (343, 122679), (387, 108731), (441, 95417), (903, 46599), (951, 44247), (1029, 40893), (2107, 19971), (2219, 18963), (2709, 15533), (2853, 14749), (3087, 13631), (6321, 6657)]