210331522

素因数分解:

$2^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1461

約数の個数: 16

約数和(自身を含む): 317561400

約数和(自身を除く): 107229878

約数列:

[1, 2, 389, 409, 661, 778, 818, 1322, 159101, 257129, 270349, 318202, 514258, 540698, 105165761, 210331522]

約数ペア:

[(1, 210331522), (2, 105165761), (389, 540698), (409, 514258), (661, 318202), (778, 270349), (818, 257129), (1322, 159101)]