15217804

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 31359216

約数和(自身を除く): 16141412

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 397, 518, 794, 1036, 1369, 1588, 2738, 2779, 5476, 5558, 9583, 11116, 14689, 19166, 29378, 38332, 58756, 102823, 205646, 411292, 543493, 1086986, 2173972, 3804451, 7608902, 15217804]

約数ペア:

[(1, 15217804), (2, 7608902), (4, 3804451), (7, 2173972), (14, 1086986), (28, 543493), (37, 411292), (74, 205646), (148, 102823), (259, 58756), (397, 38332), (518, 29378), (794, 19166), (1036, 14689), (1369, 11116), (1588, 9583), (2738, 5558), (2779, 5476)]