31456341

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 57417984

約数和(自身を除く): 25961643

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 1071, 1173, 1277, 1449, 2737, 3519, 3831, 8211, 8939, 11493, 21709, 24633, 26817, 29371, 65127, 80451, 88113, 151963, 195381, 205597, 264339, 455889, 499307, 616791, 1367667, 1497921, 1850373, 3495149, 4493763, 10485447, 31456341]

約数ペア:

[(1, 31456341), (3, 10485447), (7, 4493763), (9, 3495149), (17, 1850373), (21, 1497921), (23, 1367667), (51, 616791), (63, 499307), (69, 455889), (119, 264339), (153, 205597), (161, 195381), (207, 151963), (357, 88113), (391, 80451), (483, 65127), (1071, 29371), (1173, 26817), (1277, 24633), (1449, 21709), (2737, 11493), (3519, 8939), (3831, 8211)]