290490924478

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1\times {\mathrm{2940013}}^1$

素因数の和:2940531

約数の個数: 16

約数和(自身を含む): 440296496640

約数和(自身を除く): 149805572162

約数列:

[1, 2, 127, 254, 389, 778, 49403, 98806, 2940013, 5880026, 373381651, 746763302, 1143665057, 2287330114, 145245462239, 290490924478]

約数ペア:

[(1, 290490924478), (2, 145245462239), (127, 2287330114), (254, 1143665057), (389, 746763302), (778, 373381651), (49403, 5880026), (98806, 2940013)]