1248471

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 2223000

約数和(自身を除く): 974529

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 149, 171, 399, 441, 447, 931, 1043, 1197, 1341, 2793, 2831, 3129, 7301, 8379, 8493, 9387, 19817, 21903, 25479, 59451, 65709, 138719, 178353, 416157, 1248471]

約数ペア:

[(1, 1248471), (3, 416157), (7, 178353), (9, 138719), (19, 65709), (21, 59451), (49, 25479), (57, 21903), (63, 19817), (133, 9387), (147, 8493), (149, 8379), (171, 7301), (399, 3129), (441, 2831), (447, 2793), (931, 1341), (1043, 1197)]