258692239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 296570400

約数和(自身を除く): 37878161

約数列:

[1, 13, 19, 199, 247, 277, 361, 2587, 3601, 3781, 4693, 5263, 49153, 55123, 68419, 71839, 99997, 716599, 933907, 1047337, 1299961, 13615381, 19899403, 258692239]

約数ペア:

[(1, 258692239), (13, 19899403), (19, 13615381), (199, 1299961), (247, 1047337), (277, 933907), (361, 716599), (2587, 99997), (3601, 71839), (3781, 68419), (4693, 55123), (5263, 49153)]