77764455

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1223}}^1$

素因数の和:1397

約数の個数: 40

約数和(自身を含む): 140402592

約数和(自身を除く): 62638137

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 405, 471, 785, 1223, 1413, 2355, 3669, 4239, 6115, 7065, 11007, 12717, 18345, 21195, 33021, 55035, 63585, 99063, 165105, 192011, 495315, 576033, 960055, 1728099, 2880165, 5184297, 8640495, 15552891, 25921485, 77764455]

約数ペア:

[(1, 77764455), (3, 25921485), (5, 15552891), (9, 8640495), (15, 5184297), (27, 2880165), (45, 1728099), (81, 960055), (135, 576033), (157, 495315), (405, 192011), (471, 165105), (785, 99063), (1223, 63585), (1413, 55035), (2355, 33021), (3669, 21195), (4239, 18345), (6115, 12717), (7065, 11007)]