647336313

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1844263}}^1$

素因数の和:1844285

約数の個数: 16

約数和(自身を含む): 1032787840

約数和(自身を除く): 385451527

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1844263, 5532789, 16598367, 23975419, 49795101, 71926257, 215778771, 647336313]

約数ペア:

[(1, 647336313), (3, 215778771), (9, 71926257), (13, 49795101), (27, 23975419), (39, 16598367), (117, 5532789), (351, 1844263)]