30978586

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{2203}}^1$

素因数の和:2373

約数の個数: 16

約数和(自身を含む): 47606400

約数和(自身を除く): 16627814

約数列:

[1, 2, 79, 89, 158, 178, 2203, 4406, 7031, 14062, 174037, 196067, 348074, 392134, 15489293, 30978586]

約数ペア:

[(1, 30978586), (2, 15489293), (79, 392134), (89, 348074), (158, 196067), (178, 174037), (2203, 14062), (4406, 7031)]