997101

素因数分解:

$3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 48

約数和(自身を含む): 1872000

約数和(自身を除く): 874899

約数列:

[1, 3, 7, 9, 17, 19, 21, 49, 51, 57, 63, 119, 133, 147, 153, 171, 323, 343, 357, 399, 441, 833, 931, 969, 1029, 1071, 1197, 2261, 2499, 2793, 2907, 3087, 5831, 6517, 6783, 7497, 8379, 15827, 17493, 19551, 20349, 47481, 52479, 58653, 110789, 142443, 332367, 997101]

約数ペア:

[(1, 997101), (3, 332367), (7, 142443), (9, 110789), (17, 58653), (19, 52479), (21, 47481), (49, 20349), (51, 19551), (57, 17493), (63, 15827), (119, 8379), (133, 7497), (147, 6783), (153, 6517), (171, 5831), (323, 3087), (343, 2907), (357, 2793), (399, 2499), (441, 2261), (833, 1197), (931, 1071), (969, 1029)]