25908207

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 37779984

約数和(自身を除く): 11871777

約数列:

[1, 3, 13, 39, 137, 169, 373, 411, 507, 1119, 1781, 4849, 5343, 14547, 23153, 51101, 63037, 69459, 153303, 189111, 664313, 1992939, 8636069, 25908207]

約数ペア:

[(1, 25908207), (3, 8636069), (13, 1992939), (39, 664313), (137, 189111), (169, 153303), (373, 69459), (411, 63037), (507, 51101), (1119, 23153), (1781, 14547), (4849, 5343)]