28601742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 36716658

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 107, 138, 149, 214, 298, 299, 321, 447, 598, 642, 894, 897, 1391, 1794, 1937, 2461, 2782, 3427, 3874, 4173, 4922, 5811, 6854, 7383, 8346, 10281, 11622, 14766, 15943, 20562, 31886, 31993, 44551, 47829, 63986, 89102, 95658, 95979, 133653, 191958, 207259, 267306, 366689, 414518, 621777, 733378, 1100067, 1243554, 2200134, 4766957, 9533914, 14300871, 28601742]

約数ペア:

[(1, 28601742), (2, 14300871), (3, 9533914), (6, 4766957), (13, 2200134), (23, 1243554), (26, 1100067), (39, 733378), (46, 621777), (69, 414518), (78, 366689), (107, 267306), (138, 207259), (149, 191958), (214, 133653), (298, 95979), (299, 95658), (321, 89102), (447, 63986), (598, 47829), (642, 44551), (894, 31993), (897, 31886), (1391, 20562), (1794, 15943), (1937, 14766), (2461, 11622), (2782, 10281), (3427, 8346), (3874, 7383), (4173, 6854), (4922, 5811)]