857531444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{27031}}^1$

素因数の和:27156

約数の個数: 48

約数和(自身を含む): 1889212416

約数和(自身を除く): 1031680972

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 721, 1133, 1442, 2266, 2884, 4532, 7931, 15862, 27031, 31724, 54062, 108124, 189217, 297341, 378434, 594682, 756868, 1189364, 2081387, 2784193, 4162774, 5568386, 8325548, 11136772, 19489351, 30626123, 38978702, 61252246, 77957404, 122504492, 214382861, 428765722, 857531444]

約数ペア:

[(1, 857531444), (2, 428765722), (4, 214382861), (7, 122504492), (11, 77957404), (14, 61252246), (22, 38978702), (28, 30626123), (44, 19489351), (77, 11136772), (103, 8325548), (154, 5568386), (206, 4162774), (308, 2784193), (412, 2081387), (721, 1189364), (1133, 756868), (1442, 594682), (2266, 378434), (2884, 297341), (4532, 189217), (7931, 108124), (15862, 54062), (27031, 31724)]