78765471

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4723}}^1$

素因数の和:4855

約数の個数: 24

約数和(自身を含む): 121595760

約数和(自身を除く): 42830289

約数列:

[1, 3, 9, 17, 51, 109, 153, 327, 981, 1853, 4723, 5559, 14169, 16677, 42507, 80291, 240873, 514807, 722619, 1544421, 4633263, 8751719, 26255157, 78765471]

約数ペア:

[(1, 78765471), (3, 26255157), (9, 8751719), (17, 4633263), (51, 1544421), (109, 722619), (153, 514807), (327, 240873), (981, 80291), (1853, 42507), (4723, 16677), (5559, 14169)]