257020807681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1\times {\mathrm{303689}}^1$

素因数の和:305384

約数の個数: 16

約数和(自身を含む): 286527870720

約数和(自身を除く): 29507063039

約数列:

[1, 11, 47, 517, 1637, 18007, 76939, 303689, 846329, 3340579, 14273383, 157007213, 497138893, 5468527823, 23365527971, 257020807681]

約数ペア:

[(1, 257020807681), (11, 23365527971), (47, 5468527823), (517, 497138893), (1637, 157007213), (18007, 14273383), (76939, 3340579), (303689, 846329)]