30987068

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{6397}}^1$

素因数の和:6581

約数の個数: 24

約数和(自身を含む): 62342112

約数和(自身を除く): 31355044

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 6397, 12794, 25588, 44779, 89558, 179116, 1106681, 2213362, 4426724, 7746767, 15493534, 30987068]

約数ペア:

[(1, 30987068), (2, 15493534), (4, 7746767), (7, 4426724), (14, 2213362), (28, 1106681), (173, 179116), (346, 89558), (692, 44779), (1211, 25588), (2422, 12794), (4844, 6397)]