2847897

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 4492488

約数和(自身を除く): 1644591

約数列:

[1, 3, 9, 13, 39, 101, 117, 241, 303, 723, 909, 1313, 2169, 3133, 3939, 9399, 11817, 24341, 28197, 73023, 219069, 316433, 949299, 2847897]

約数ペア:

[(1, 2847897), (3, 949299), (9, 316433), (13, 219069), (39, 73023), (101, 28197), (117, 24341), (241, 11817), (303, 9399), (723, 3939), (909, 3133), (1313, 2169)]