31009744089

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{15401}}^1$

素因数の和:15638

約数の個数: 48

約数和(自身を含む): 47746692864

約数和(自身を除く): 16736948775

約数列:

[1, 3, 9, 23, 69, 71, 137, 207, 213, 411, 639, 1233, 1633, 3151, 4899, 9453, 9727, 14697, 15401, 28359, 29181, 46203, 87543, 138609, 223721, 354223, 671163, 1062669, 1093471, 2013489, 2109937, 3188007, 3280413, 6329811, 9841239, 18989433, 25149833, 48528551, 75449499, 145585653, 149805527, 226348497, 436756959, 449416581, 1348249743, 3445527121, 10336581363, 31009744089]

約数ペア:

[(1, 31009744089), (3, 10336581363), (9, 3445527121), (23, 1348249743), (69, 449416581), (71, 436756959), (137, 226348497), (207, 149805527), (213, 145585653), (411, 75449499), (639, 48528551), (1233, 25149833), (1633, 18989433), (3151, 9841239), (4899, 6329811), (9453, 3280413), (9727, 3188007), (14697, 2109937), (15401, 2013489), (28359, 1093471), (29181, 1062669), (46203, 671163), (87543, 354223), (138609, 223721)]