8138427

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 12752640

約数和(自身を除く): 4614213

約数列:

[1, 3, 11, 17, 33, 51, 89, 163, 187, 267, 489, 561, 979, 1513, 1793, 2771, 2937, 4539, 5379, 8313, 14507, 16643, 30481, 43521, 49929, 91443, 159577, 246619, 478731, 739857, 2712809, 8138427]

約数ペア:

[(1, 8138427), (3, 2712809), (11, 739857), (17, 478731), (33, 246619), (51, 159577), (89, 91443), (163, 49929), (187, 43521), (267, 30481), (489, 16643), (561, 14507), (979, 8313), (1513, 5379), (1793, 4539), (2771, 2937)]