205656561

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1642

約数の個数: 36

約数和(自身を含む): 329312256

約数和(自身を除く): 123655695

約数列:

[1, 3, 9, 11, 33, 99, 121, 127, 363, 381, 1089, 1143, 1397, 1487, 4191, 4461, 12573, 13383, 15367, 16357, 46101, 49071, 138303, 147213, 179927, 188849, 539781, 566547, 1619343, 1699641, 2077339, 6232017, 18696051, 22850729, 68552187, 205656561]

約数ペア:

[(1, 205656561), (3, 68552187), (9, 22850729), (11, 18696051), (33, 6232017), (99, 2077339), (121, 1699641), (127, 1619343), (363, 566547), (381, 539781), (1089, 188849), (1143, 179927), (1397, 147213), (1487, 138303), (4191, 49071), (4461, 46101), (12573, 16357), (13383, 15367)]