1902156939

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{634687}}^1$

素因数の和:634736

約数の個数: 20

約数和(自身を含む): 2918295424

約数和(自身を除く): 1016138485

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 634687, 1904061, 5712183, 17136549, 23483419, 51409647, 70450257, 211350771, 634052313, 1902156939]

約数ペア:

[(1, 1902156939), (3, 634052313), (9, 211350771), (27, 70450257), (37, 51409647), (81, 23483419), (111, 17136549), (333, 5712183), (999, 1904061), (2997, 634687)]