16942709

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 20152320

約数和(自身を除く): 3209611

約数列:

[1, 7, 31, 163, 217, 479, 1141, 3353, 5053, 14849, 35371, 78077, 103943, 546539, 2420387, 16942709]

約数ペア:

[(1, 16942709), (7, 2420387), (31, 546539), (163, 103943), (217, 78077), (479, 35371), (1141, 14849), (3353, 5053)]