28638080289

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{165721}}^1$

素因数の和:165958

約数の個数: 48

約数和(自身を含む): 51153741184

約数和(自身を除く): 22515660895

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 211, 273, 633, 819, 1477, 1899, 2743, 4431, 8229, 13293, 19201, 24687, 57603, 165721, 172809, 497163, 1160047, 1491489, 2154373, 3480141, 6463119, 10440423, 15080611, 19389357, 34967131, 45241833, 104901393, 135725499, 244769917, 314704179, 454572703, 734309751, 1363718109, 2202929253, 3182008921, 4091154327, 9546026763, 28638080289]

約数ペア:

[(1, 28638080289), (3, 9546026763), (7, 4091154327), (9, 3182008921), (13, 2202929253), (21, 1363718109), (39, 734309751), (63, 454572703), (91, 314704179), (117, 244769917), (211, 135725499), (273, 104901393), (633, 45241833), (819, 34967131), (1477, 19389357), (1899, 15080611), (2743, 10440423), (4431, 6463119), (8229, 3480141), (13293, 2154373), (19201, 1491489), (24687, 1160047), (57603, 497163), (165721, 172809)]