256700918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1721}}^1$

素因数の和:1888

約数の個数: 32

約数和(自身を含む): 421793568

約数和(自身を除く): 165092650

約数列:

[1, 2, 17, 34, 41, 82, 107, 214, 697, 1394, 1721, 1819, 3442, 3638, 4387, 8774, 29257, 58514, 70561, 74579, 141122, 149158, 184147, 368294, 1199537, 2399074, 3130499, 6260998, 7550027, 15100054, 128350459, 256700918]

約数ペア:

[(1, 256700918), (2, 128350459), (17, 15100054), (34, 7550027), (41, 6260998), (82, 3130499), (107, 2399074), (214, 1199537), (697, 368294), (1394, 184147), (1721, 149158), (1819, 141122), (3442, 74579), (3638, 70561), (4387, 58514), (8774, 29257)]