31131297

素因数分解:

$3^4\times {\mathrm{29}}^2\times {\mathrm{457}}^1$

素因数の和:527

約数の個数: 30

約数和(自身を含む): 48269078

約数和(自身を除く): 17137781

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 457, 783, 841, 1371, 2349, 2523, 4113, 7569, 12339, 13253, 22707, 37017, 39759, 68121, 119277, 357831, 384337, 1073493, 1153011, 3459033, 10377099, 31131297]

約数ペア:

[(1, 31131297), (3, 10377099), (9, 3459033), (27, 1153011), (29, 1073493), (81, 384337), (87, 357831), (261, 119277), (457, 68121), (783, 39759), (841, 37017), (1371, 22707), (2349, 13253), (2523, 12339), (4113, 7569)]