51328563

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 82672800

約数和(自身を除く): 31344237

約数列:

[1, 3, 11, 13, 33, 39, 73, 121, 143, 149, 219, 363, 429, 447, 803, 949, 1573, 1639, 1937, 2409, 2847, 4719, 4917, 5811, 8833, 10439, 10877, 18029, 21307, 26499, 31317, 32631, 54087, 63921, 114829, 119647, 141401, 234377, 344487, 358941, 424203, 703131, 1316117, 1555411, 3948351, 4666233, 17109521, 51328563]

約数ペア:

[(1, 51328563), (3, 17109521), (11, 4666233), (13, 3948351), (33, 1555411), (39, 1316117), (73, 703131), (121, 424203), (143, 358941), (149, 344487), (219, 234377), (363, 141401), (429, 119647), (447, 114829), (803, 63921), (949, 54087), (1573, 32631), (1639, 31317), (1937, 26499), (2409, 21307), (2847, 18029), (4719, 10877), (4917, 10439), (5811, 8833)]