81342646

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1325

約数の個数: 48

約数和(自身を含む): 157503312

約数和(自身を除く): 76160666

約数列:

[1, 2, 7, 11, 14, 22, 49, 61, 77, 98, 122, 154, 427, 539, 671, 854, 1078, 1237, 1342, 2474, 2989, 4697, 5978, 8659, 9394, 13607, 17318, 27214, 32879, 60613, 65758, 75457, 95249, 121226, 150914, 190498, 528199, 666743, 830027, 1056398, 1333486, 1660054, 3697393, 5810189, 7394786, 11620378, 40671323, 81342646]

約数ペア:

[(1, 81342646), (2, 40671323), (7, 11620378), (11, 7394786), (14, 5810189), (22, 3697393), (49, 1660054), (61, 1333486), (77, 1056398), (98, 830027), (122, 666743), (154, 528199), (427, 190498), (539, 150914), (671, 121226), (854, 95249), (1078, 75457), (1237, 65758), (1342, 60613), (2474, 32879), (2989, 27214), (4697, 17318), (5978, 13607), (8659, 9394)]