1280097

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 2338560

約数和(自身を除く): 1058463

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 521, 819, 1563, 2457, 3647, 4689, 6773, 10941, 14067, 20319, 32823, 47411, 60957, 98469, 142233, 182871, 426699, 1280097]

約数ペア:

[(1, 1280097), (3, 426699), (7, 182871), (9, 142233), (13, 98469), (21, 60957), (27, 47411), (39, 32823), (63, 20319), (91, 14067), (117, 10941), (189, 6773), (273, 4689), (351, 3647), (521, 2457), (819, 1563)]