155521331

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1493}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 185877504

約数和(自身を除く): 30356173

約数列:

[1, 7, 23, 161, 647, 1493, 4529, 10451, 14881, 34339, 104167, 240373, 965971, 6761797, 22217333, 155521331]

約数ペア:

[(1, 155521331), (7, 22217333), (23, 6761797), (161, 965971), (647, 240373), (1493, 104167), (4529, 34339), (10451, 14881)]