31080261

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1236

約数の個数: 16

約数和(自身を含む): 42351680

約数和(自身を除く): 11271419

約数列:

[1, 3, 73, 139, 219, 417, 1021, 3063, 10147, 30441, 74533, 141919, 223599, 425757, 10360087, 31080261]

約数ペア:

[(1, 31080261), (3, 10360087), (73, 425757), (139, 223599), (219, 141919), (417, 74533), (1021, 30441), (3063, 10147)]