260284779

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{22367}}^1$

素因数の和:22807

約数の個数: 16

約数和(自身を含む): 386519040

約数和(自身を除く): 126234261

約数列:

[1, 3, 9, 27, 431, 1293, 3879, 11637, 22367, 67101, 201303, 603909, 9640177, 28920531, 86761593, 260284779]

約数ペア:

[(1, 260284779), (3, 86761593), (9, 28920531), (27, 9640177), (431, 603909), (1293, 201303), (3879, 67101), (11637, 22367)]