218723857

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{1399}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 243734400

約数和(自身を除く): 25010543

約数列:

[1, 11, 61, 233, 671, 1399, 2563, 14213, 15389, 85339, 156343, 325967, 938729, 3585637, 19883987, 218723857]

約数ペア:

[(1, 218723857), (11, 19883987), (61, 3585637), (233, 938729), (671, 325967), (1399, 156343), (2563, 85339), (14213, 15389)]