81368644

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{29959}}^1$

素因数の和:30067

約数の個数: 24

約数和(自身を含む): 164420480

約数和(自身を除く): 83051836

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 29959, 59918, 119836, 209713, 419426, 838852, 2906023, 5812046, 11624092, 20342161, 40684322, 81368644]

約数ペア:

[(1, 81368644), (2, 40684322), (4, 20342161), (7, 11624092), (14, 5812046), (28, 2906023), (97, 838852), (194, 419426), (388, 209713), (679, 119836), (1358, 59918), (2716, 29959)]