1277973315

素因数分解:

$3^3\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{4549}}^1$

素因数の和:6644

約数の個数: 32

約数和(自身を含む): 2273544000

約数和(自身を除く): 995570685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2081, 4549, 6243, 10405, 13647, 18729, 22745, 31215, 40941, 56187, 68235, 93645, 122823, 204705, 280935, 614115, 9466469, 28399407, 47332345, 85198221, 141997035, 255594663, 425991105, 1277973315]

約数ペア:

[(1, 1277973315), (3, 425991105), (5, 255594663), (9, 141997035), (15, 85198221), (27, 47332345), (45, 28399407), (135, 9466469), (2081, 614115), (4549, 280935), (6243, 204705), (10405, 122823), (13647, 93645), (18729, 68235), (22745, 56187), (31215, 40941)]