156940320789

素因数分解:

$3^2\times 7^1\times {\mathrm{2491116203}}^1$

素因数の和:2491116216

約数の個数: 12

約数和(自身を含む): 259076085216

約数和(自身を除く): 102135764427

約数列:

[1, 3, 7, 9, 21, 63, 2491116203, 7473348609, 17437813421, 22420045827, 52313440263, 156940320789]

約数ペア:

[(1, 156940320789), (3, 52313440263), (7, 22420045827), (9, 17437813421), (21, 7473348609), (63, 2491116203)]