1279757415

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1\times {\mathrm{1553}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 2069032896

約数和(自身を除く): 789275481

約数列:

[1, 3, 5, 15, 137, 401, 411, 685, 1203, 1553, 2005, 2055, 4659, 6015, 7765, 23295, 54937, 164811, 212761, 274685, 622753, 638283, 824055, 1063805, 1868259, 3113765, 3191415, 9341295, 85317161, 255951483, 426585805, 1279757415]

約数ペア:

[(1, 1279757415), (3, 426585805), (5, 255951483), (15, 85317161), (137, 9341295), (401, 3191415), (411, 3113765), (685, 1868259), (1203, 1063805), (1553, 824055), (2005, 638283), (2055, 622753), (4659, 274685), (6015, 212761), (7765, 164811), (23295, 54937)]