809454490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{366269}}^1$

素因数の和:366306

約数の個数: 32

約数和(自身を含む): 1661400720

約数和(自身を除く): 851946230

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 366269, 732538, 1831345, 3662690, 4761497, 6226573, 9522994, 12453146, 23807485, 31132865, 47614970, 62265730, 80945449, 161890898, 404727245, 809454490]

約数ペア:

[(1, 809454490), (2, 404727245), (5, 161890898), (10, 80945449), (13, 62265730), (17, 47614970), (26, 31132865), (34, 23807485), (65, 12453146), (85, 9522994), (130, 6226573), (170, 4761497), (221, 3662690), (442, 1831345), (1105, 732538), (2210, 366269)]