898340737

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1\times {\mathrm{1427}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 1036385280

約数和(自身を除く): 138044543

約数列:

[1, 7, 139, 647, 973, 1427, 4529, 9989, 89933, 198353, 629531, 923269, 1388471, 6462883, 128334391, 898340737]

約数ペア:

[(1, 898340737), (7, 128334391), (139, 6462883), (647, 1388471), (973, 923269), (1427, 629531), (4529, 198353), (9989, 89933)]