27950065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 41319936

約数和(自身を除く): 13369871

約数列:

[1, 5, 11, 13, 31, 55, 65, 97, 143, 155, 169, 341, 403, 485, 715, 845, 1067, 1261, 1705, 1859, 2015, 3007, 4433, 5239, 5335, 6305, 9295, 13871, 15035, 16393, 22165, 26195, 33077, 39091, 57629, 69355, 81965, 165385, 180323, 195455, 288145, 430001, 508183, 901615, 2150005, 2540915, 5590013, 27950065]

約数ペア:

[(1, 27950065), (5, 5590013), (11, 2540915), (13, 2150005), (31, 901615), (55, 508183), (65, 430001), (97, 288145), (143, 195455), (155, 180323), (169, 165385), (341, 81965), (403, 69355), (485, 57629), (715, 39091), (845, 33077), (1067, 26195), (1261, 22165), (1705, 16393), (1859, 15035), (2015, 13871), (3007, 9295), (4433, 6305), (5239, 5335)]