71263209

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1\times {\mathrm{881}}^1$

素因数の和:1400

約数の個数: 16

約数和(自身を含む): 96949440

約数和(自身を除く): 25686231

約数列:

[1, 3, 59, 177, 457, 881, 1371, 2643, 26963, 51979, 80889, 155937, 402617, 1207851, 23754403, 71263209]

約数ペア:

[(1, 71263209), (3, 23754403), (59, 1207851), (177, 402617), (457, 155937), (881, 80889), (1371, 51979), (2643, 26963)]