9817857

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 17521920

約数和(自身を除く): 7704063

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 89, 103, 119, 153, 267, 309, 357, 623, 721, 801, 927, 1071, 1513, 1751, 1869, 2163, 4539, 5253, 5607, 6489, 9167, 10591, 12257, 13617, 15759, 27501, 31773, 36771, 64169, 82503, 95319, 110313, 155839, 192507, 467517, 577521, 1090873, 1402551, 3272619, 9817857]

約数ペア:

[(1, 9817857), (3, 3272619), (7, 1402551), (9, 1090873), (17, 577521), (21, 467517), (51, 192507), (63, 155839), (89, 110313), (103, 95319), (119, 82503), (153, 64169), (267, 36771), (309, 31773), (357, 27501), (623, 15759), (721, 13617), (801, 12257), (927, 10591), (1071, 9167), (1513, 6489), (1751, 5607), (1869, 5253), (2163, 4539)]