71912281

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{1171}}^1$

素因数の和:1492

約数の個数: 16

約数和(自身を含む): 85209088

約数和(自身を除く): 13296807

約数列:

[1, 7, 31, 217, 283, 1171, 1981, 8197, 8773, 36301, 61411, 254107, 331393, 2319751, 10273183, 71912281]

約数ペア:

[(1, 71912281), (7, 10273183), (31, 2319751), (217, 331393), (283, 254107), (1171, 61411), (1981, 36301), (8197, 8773)]