31228624

素因数分解:

$2^4\times 7^1\times {\mathrm{278827}}^1$

素因数の和:278842

約数の個数: 20

約数和(自身を含む): 69149344

約数和(自身を除く): 37920720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 278827, 557654, 1115308, 1951789, 2230616, 3903578, 4461232, 7807156, 15614312, 31228624]

約数ペア:

[(1, 31228624), (2, 15614312), (4, 7807156), (7, 4461232), (8, 3903578), (14, 2230616), (16, 1951789), (28, 1115308), (56, 557654), (112, 278827)]