72678873

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 105025536

約数和(自身を除く): 32346663

約数列:

[1, 3, 23, 47, 69, 73, 141, 219, 307, 921, 1081, 1679, 3243, 3431, 5037, 7061, 10293, 14429, 21183, 22411, 43287, 67233, 78913, 236739, 331867, 515453, 995601, 1053317, 1546359, 3159951, 24226291, 72678873]

約数ペア:

[(1, 72678873), (3, 24226291), (23, 3159951), (47, 1546359), (69, 1053317), (73, 995601), (141, 515453), (219, 331867), (307, 236739), (921, 78913), (1081, 67233), (1679, 43287), (3243, 22411), (3431, 21183), (5037, 14429), (7061, 10293)]