211382017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{4243}}^1$

素因数の和:4908

約数の個数: 16

約数和(自身を含む): 264010752

約数和(自身を除く): 52628735

約数列:

[1, 7, 11, 77, 647, 4243, 4529, 7117, 29701, 46673, 49819, 326711, 2745221, 19216547, 30197431, 211382017]

約数ペア:

[(1, 211382017), (7, 30197431), (11, 19216547), (77, 2745221), (647, 326711), (4243, 49819), (4529, 46673), (7117, 29701)]