1812749721

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{162739}}^1$

素因数の和:162868

約数の個数: 16

約数和(自身を含む): 2499686400

約数和(自身を除く): 686936679

約数列:

[1, 3, 47, 79, 141, 237, 3713, 11139, 162739, 488217, 7648733, 12856381, 22946199, 38569143, 604249907, 1812749721]

約数ペア:

[(1, 1812749721), (3, 604249907), (47, 38569143), (79, 22946199), (141, 12856381), (237, 7648733), (3713, 488217), (11139, 162739)]