71728503

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{6337}}^1$

素因数の和:6372

約数の個数: 32

約数和(自身を含む): 121689600

約数和(自身を除く): 49961097

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 3773, 6337, 11319, 19011, 44359, 69707, 133077, 209121, 310513, 487949, 931539, 1463847, 2173591, 3415643, 6520773, 10246929, 23909501, 71728503]

約数ペア:

[(1, 71728503), (3, 23909501), (7, 10246929), (11, 6520773), (21, 3415643), (33, 2173591), (49, 1463847), (77, 931539), (147, 487949), (231, 310513), (343, 209121), (539, 133077), (1029, 69707), (1617, 44359), (3773, 19011), (6337, 11319)]