81907793898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1950185569}}^1$

素因数の和:1950185581

約数の個数: 16

約数和(自身を含む): 187217814720

約数和(自身を除く): 105310020822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1950185569, 3900371138, 5850556707, 11701113414, 13651298983, 27302597966, 40953896949, 81907793898]

約数ペア:

[(1, 81907793898), (2, 40953896949), (3, 27302597966), (6, 13651298983), (7, 11701113414), (14, 5850556707), (21, 3900371138), (42, 1950185569)]