156574418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 317737728

約数和(自身を除く): 161163310

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 197, 286, 394, 397, 794, 1001, 1379, 2002, 2167, 2561, 2758, 2779, 4334, 4367, 5122, 5161, 5558, 8734, 10322, 15169, 17927, 28171, 30338, 30569, 35854, 36127, 56342, 56771, 61138, 72254, 78209, 113542, 156418, 197197, 394394, 397397, 547463, 794794, 860299, 1016717, 1094926, 1720598, 2033434, 6022093, 7117019, 11183887, 12044186, 14234038, 22367774, 78287209, 156574418]

約数ペア:

[(1, 156574418), (2, 78287209), (7, 22367774), (11, 14234038), (13, 12044186), (14, 11183887), (22, 7117019), (26, 6022093), (77, 2033434), (91, 1720598), (143, 1094926), (154, 1016717), (182, 860299), (197, 794794), (286, 547463), (394, 397397), (397, 394394), (794, 197197), (1001, 156418), (1379, 113542), (2002, 78209), (2167, 72254), (2561, 61138), (2758, 56771), (2779, 56342), (4334, 36127), (4367, 35854), (5122, 30569), (5161, 30338), (5558, 28171), (8734, 17927), (10322, 15169)]