259355871

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9539}}^1$

素因数の和:9620

約数の個数: 32

約数和(自身を含む): 412128000

約数和(自身を除く): 152772129

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 477, 513, 1007, 1431, 3021, 9063, 9539, 27189, 28617, 85851, 181241, 257553, 505567, 543723, 1516701, 1631169, 4550103, 4893507, 9605773, 13650309, 28817319, 86451957, 259355871]

約数ペア:

[(1, 259355871), (3, 86451957), (9, 28817319), (19, 13650309), (27, 9605773), (53, 4893507), (57, 4550103), (159, 1631169), (171, 1516701), (477, 543723), (513, 505567), (1007, 257553), (1431, 181241), (3021, 85851), (9063, 28617), (9539, 27189)]