56747990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{436523}}^1$

素因数の和:436543

約数の個数: 16

約数和(自身を含む): 110004048

約数和(自身を除く): 53256058

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 436523, 873046, 2182615, 4365230, 5674799, 11349598, 28373995, 56747990]

約数ペア:

[(1, 56747990), (2, 28373995), (5, 11349598), (10, 5674799), (13, 4365230), (26, 2182615), (65, 873046), (130, 436523)]