71211778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{23627}}^1$

素因数の和:23777

約数の個数: 16

約数和(自身を含む): 117383904

約数和(自身を除く): 46172126

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 23627, 47254, 259897, 519794, 3236899, 6473798, 35605889, 71211778]

約数ペア:

[(1, 71211778), (2, 35605889), (11, 6473798), (22, 3236899), (137, 519794), (274, 259897), (1507, 47254), (3014, 23627)]