47919501

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 72

約数和(自身を含む): 87172800

約数和(自身を除く): 39253299

約数列:

[1, 3, 7, 9, 19, 21, 43, 49, 57, 63, 129, 133, 147, 171, 301, 343, 361, 387, 399, 441, 817, 903, 931, 1029, 1083, 1197, 2107, 2451, 2527, 2709, 2793, 3087, 3249, 5719, 6321, 6517, 7353, 7581, 8379, 14749, 15523, 17157, 17689, 18963, 19551, 22743, 40033, 44247, 46569, 51471, 53067, 58653, 108661, 120099, 123823, 132741, 139707, 159201, 280231, 325983, 360297, 371469, 760627, 840693, 977949, 1114407, 2281881, 2522079, 5324389, 6845643, 15973167, 47919501]

約数ペア:

[(1, 47919501), (3, 15973167), (7, 6845643), (9, 5324389), (19, 2522079), (21, 2281881), (43, 1114407), (49, 977949), (57, 840693), (63, 760627), (129, 371469), (133, 360297), (147, 325983), (171, 280231), (301, 159201), (343, 139707), (361, 132741), (387, 123823), (399, 120099), (441, 108661), (817, 58653), (903, 53067), (931, 51471), (1029, 46569), (1083, 44247), (1197, 40033), (2107, 22743), (2451, 19551), (2527, 18963), (2709, 17689), (2793, 17157), (3087, 15523), (3249, 14749), (5719, 8379), (6321, 7581), (6517, 7353)]