81309156

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{7537}}^1$

素因数の和:7604

約数の個数: 48

約数和(自身を含む): 202621440

約数和(自身を除く): 121312284

約数列:

[1, 2, 3, 4, 6, 12, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 348, 372, 899, 1798, 2697, 3596, 5394, 7537, 10788, 15074, 22611, 30148, 45222, 90444, 218573, 233647, 437146, 467294, 655719, 700941, 874292, 934588, 1311438, 1401882, 2622876, 2803764, 6775763, 13551526, 20327289, 27103052, 40654578, 81309156]

約数ペア:

[(1, 81309156), (2, 40654578), (3, 27103052), (4, 20327289), (6, 13551526), (12, 6775763), (29, 2803764), (31, 2622876), (58, 1401882), (62, 1311438), (87, 934588), (93, 874292), (116, 700941), (124, 655719), (174, 467294), (186, 437146), (348, 233647), (372, 218573), (899, 90444), (1798, 45222), (2697, 30148), (3596, 22611), (5394, 15074), (7537, 10788)]