686248838

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{887}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 1190488320

約数和(自身を除く): 504239482

約数列:

[1, 2, 11, 22, 23, 46, 121, 139, 242, 253, 278, 506, 887, 1529, 1774, 2783, 3058, 3197, 5566, 6394, 9757, 16819, 19514, 20401, 33638, 35167, 40802, 70334, 107327, 123293, 214654, 224411, 246586, 386837, 448822, 773674, 1356223, 2468521, 2712446, 2835739, 4937042, 5671478, 14918453, 29836906, 31193129, 62386258, 343124419, 686248838]

約数ペア:

[(1, 686248838), (2, 343124419), (11, 62386258), (22, 31193129), (23, 29836906), (46, 14918453), (121, 5671478), (139, 4937042), (242, 2835739), (253, 2712446), (278, 2468521), (506, 1356223), (887, 773674), (1529, 448822), (1774, 386837), (2783, 246586), (3058, 224411), (3197, 214654), (5566, 123293), (6394, 107327), (9757, 70334), (16819, 40802), (19514, 35167), (20401, 33638)]