71720198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{9341}}^1$

素因数の和:9703

約数の個数: 16

約数和(自身を含む): 117709200

約数和(自身を除く): 45989002

約数列:

[1, 2, 11, 22, 349, 698, 3839, 7678, 9341, 18682, 102751, 205502, 3260009, 6520018, 35860099, 71720198]

約数ペア:

[(1, 71720198), (2, 35860099), (11, 6520018), (22, 3260009), (349, 205502), (698, 102751), (3839, 18682), (7678, 9341)]