8272257

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 13246464

約数和(自身を除く): 4974207

約数列:

[1, 3, 7, 21, 31, 93, 97, 131, 217, 291, 393, 651, 679, 917, 2037, 2751, 3007, 4061, 9021, 12183, 12707, 21049, 28427, 38121, 63147, 85281, 88949, 266847, 393917, 1181751, 2757419, 8272257]

約数ペア:

[(1, 8272257), (3, 2757419), (7, 1181751), (21, 393917), (31, 266847), (93, 88949), (97, 85281), (131, 63147), (217, 38121), (291, 28427), (393, 21049), (651, 12707), (679, 12183), (917, 9021), (2037, 4061), (2751, 3007)]