28747356

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2447}}^1$

素因数の和:2554

約数の個数: 48

約数和(自身を含む): 74027520

約数和(自身を除く): 45280164

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 89, 132, 178, 267, 356, 534, 979, 1068, 1958, 2447, 2937, 3916, 4894, 5874, 7341, 9788, 11748, 14682, 26917, 29364, 53834, 80751, 107668, 161502, 217783, 323004, 435566, 653349, 871132, 1306698, 2395613, 2613396, 4791226, 7186839, 9582452, 14373678, 28747356]

約数ペア:

[(1, 28747356), (2, 14373678), (3, 9582452), (4, 7186839), (6, 4791226), (11, 2613396), (12, 2395613), (22, 1306698), (33, 871132), (44, 653349), (66, 435566), (89, 323004), (132, 217783), (178, 161502), (267, 107668), (356, 80751), (534, 53834), (979, 29364), (1068, 26917), (1958, 14682), (2447, 11748), (2937, 9788), (3916, 7341), (4894, 5874)]