137831617

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 180633600

約数和(自身を除く): 42801983

約数列:

[1, 7, 11, 23, 77, 161, 223, 253, 349, 1561, 1771, 2443, 2453, 3839, 5129, 8027, 17171, 26873, 35903, 56189, 56419, 77827, 88297, 394933, 544789, 618079, 856097, 1790021, 5992679, 12530147, 19690231, 137831617]

約数ペア:

[(1, 137831617), (7, 19690231), (11, 12530147), (23, 5992679), (77, 1790021), (161, 856097), (223, 618079), (253, 544789), (349, 394933), (1561, 88297), (1771, 77827), (2443, 56419), (2453, 56189), (3839, 35903), (5129, 26873), (8027, 17171)]