2009167923

素因数分解:

$3^1\times 7^2\times {\mathrm{3697}}^2$

素因数の和:7411

約数の個数: 18

約数和(自身を含む): 3117103596

約数和(自身を除く): 1107935673

約数列:

[1, 3, 7, 21, 49, 147, 3697, 11091, 25879, 77637, 181153, 543459, 13667809, 41003427, 95674663, 287023989, 669722641, 2009167923]

約数ペア:

[(1, 2009167923), (3, 669722641), (7, 287023989), (21, 95674663), (49, 41003427), (147, 13667809), (3697, 543459), (11091, 181153), (25879, 77637)]