198808378

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{15731}}^1$

素因数の和:15893

約数の個数: 16

約数和(自身を含む): 305830080

約数和(自身を除く): 107021702

約数列:

[1, 2, 71, 89, 142, 178, 6319, 12638, 15731, 31462, 1116901, 1400059, 2233802, 2800118, 99404189, 198808378]

約数ペア:

[(1, 198808378), (2, 99404189), (71, 2800118), (89, 2233802), (142, 1400059), (178, 1116901), (6319, 31462), (12638, 15731)]