1290758436009

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1\times {\mathrm{448939}}^1$

素因数の和:449970

約数の個数: 48

約数和(自身を含む): 2178357442560

約数和(自身を除く): 887599006551

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 971, 987, 2913, 2961, 6797, 8739, 20391, 45637, 61173, 136911, 319459, 410733, 448939, 958377, 1346817, 2875131, 3142573, 4040451, 9427719, 21100133, 28283157, 63300399, 147700931, 189901197, 435919769, 443102793, 1307759307, 1329308379, 3051438383, 3923277921, 9154315149, 20488229143, 27462945447, 61464687429, 143417604001, 184394062287, 430252812003, 1290758436009]

約数ペア:

[(1, 1290758436009), (3, 430252812003), (7, 184394062287), (9, 143417604001), (21, 61464687429), (47, 27462945447), (63, 20488229143), (141, 9154315149), (329, 3923277921), (423, 3051438383), (971, 1329308379), (987, 1307759307), (2913, 443102793), (2961, 435919769), (6797, 189901197), (8739, 147700931), (20391, 63300399), (45637, 28283157), (61173, 21100133), (136911, 9427719), (319459, 4040451), (410733, 3142573), (448939, 2875131), (958377, 1346817)]