388889703

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{829}}^1\times {\mathrm{1109}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 574891200

約数和(自身を除く): 186001497

約数列:

[1, 3, 9, 47, 141, 423, 829, 1109, 2487, 3327, 7461, 9981, 38963, 52123, 116889, 156369, 350667, 469107, 919361, 2758083, 8274249, 43209967, 129629901, 388889703]

約数ペア:

[(1, 388889703), (3, 129629901), (9, 43209967), (47, 8274249), (141, 2758083), (423, 919361), (829, 469107), (1109, 350667), (2487, 156369), (3327, 116889), (7461, 52123), (9981, 38963)]