290147284

素因数分解:

$2^2\times 7^1\times {\mathrm{463}}^1\times {\mathrm{22381}}^1$

素因数の和:22855

約数の個数: 24

約数和(自身を含む): 581573888

約数和(自身を除く): 291426604

約数列:

[1, 2, 4, 7, 14, 28, 463, 926, 1852, 3241, 6482, 12964, 22381, 44762, 89524, 156667, 313334, 626668, 10362403, 20724806, 41449612, 72536821, 145073642, 290147284]

約数ペア:

[(1, 290147284), (2, 145073642), (4, 72536821), (7, 41449612), (14, 20724806), (28, 10362403), (463, 626668), (926, 313334), (1852, 156667), (3241, 89524), (6482, 44762), (12964, 22381)]