209540946

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:579

約数の個数: 64

約数和(自身を含む): 458472960

約数和(自身を除く): 248932014

約数列:

[1, 2, 3, 6, 17, 34, 47, 51, 94, 102, 109, 141, 218, 282, 327, 401, 654, 799, 802, 1203, 1598, 1853, 2397, 2406, 3706, 4794, 5123, 5559, 6817, 10246, 11118, 13634, 15369, 18847, 20451, 30738, 37694, 40902, 43709, 56541, 87091, 87418, 113082, 131127, 174182, 261273, 262254, 320399, 522546, 640798, 743053, 961197, 1486106, 1922394, 2054323, 2229159, 4108646, 4458318, 6162969, 12325938, 34923491, 69846982, 104770473, 209540946]

約数ペア:

[(1, 209540946), (2, 104770473), (3, 69846982), (6, 34923491), (17, 12325938), (34, 6162969), (47, 4458318), (51, 4108646), (94, 2229159), (102, 2054323), (109, 1922394), (141, 1486106), (218, 961197), (282, 743053), (327, 640798), (401, 522546), (654, 320399), (799, 262254), (802, 261273), (1203, 174182), (1598, 131127), (1853, 113082), (2397, 87418), (2406, 87091), (3706, 56541), (4794, 43709), (5123, 40902), (5559, 37694), (6817, 30738), (10246, 20451), (11118, 18847), (13634, 15369)]