156780863001

素因数分解:

$3^2\times 7^2\times {\mathrm{86143}}^1\times {\mathrm{4127}}^1$

素因数の和:90290

約数の個数: 36

約数和(自身を含む): 263501402112

約数和(自身を除く): 106720539111

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4127, 12381, 28889, 37143, 86143, 86667, 202223, 258429, 260001, 603001, 606669, 775287, 1809003, 1820007, 4221007, 5427009, 12663021, 37989063, 355512161, 1066536483, 2488585127, 3199609449, 7465755381, 17420095889, 22397266143, 52260287667, 156780863001]

約数ペア:

[(1, 156780863001), (3, 52260287667), (7, 22397266143), (9, 17420095889), (21, 7465755381), (49, 3199609449), (63, 2488585127), (147, 1066536483), (441, 355512161), (4127, 37989063), (12381, 12663021), (28889, 5427009), (37143, 4221007), (86143, 1820007), (86667, 1809003), (202223, 775287), (258429, 606669), (260001, 603001)]