256202394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{19489}}^1$

素因数の和:19814

約数の個数: 32

約数和(自身を含む): 587506560

約数和(自身を除く): 331304166

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1878, 2191, 4382, 6573, 13146, 19489, 38978, 58467, 116934, 136423, 272846, 409269, 818538, 6100057, 12200114, 18300171, 36600342, 42700399, 85400798, 128101197, 256202394]

約数ペア:

[(1, 256202394), (2, 128101197), (3, 85400798), (6, 42700399), (7, 36600342), (14, 18300171), (21, 12200114), (42, 6100057), (313, 818538), (626, 409269), (939, 272846), (1878, 136423), (2191, 116934), (4382, 58467), (6573, 38978), (13146, 19489)]