28540513990

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{6621929}}^1$

素因数の和:6622367

約数の個数: 16

約数和(自身を含む): 51492127680

約数和(自身を除く): 22951613690

約数列:

[1, 2, 5, 10, 431, 862, 2155, 4310, 6621929, 13243858, 33109645, 66219290, 2854051399, 5708102798, 14270256995, 28540513990]

約数ペア:

[(1, 28540513990), (2, 14270256995), (5, 5708102798), (10, 2854051399), (431, 66219290), (862, 33109645), (2155, 13243858), (4310, 6621929)]