278897461

素因数分解:

${\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1524

約数の個数: 16

約数和(自身を含む): 300810240

約数和(自身を除く): 21912779

約数列:

[1, 17, 101, 127, 1279, 1717, 2159, 12827, 21743, 129179, 162433, 218059, 2196043, 2761361, 16405733, 278897461]

約数ペア:

[(1, 278897461), (17, 16405733), (101, 2761361), (127, 2196043), (1279, 218059), (1717, 162433), (2159, 129179), (12827, 21743)]