1661884

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 3463320

約数和(自身を除く): 1801436

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 139, 196, 244, 278, 427, 556, 854, 973, 1708, 1946, 2989, 3892, 5978, 6811, 8479, 11956, 13622, 16958, 27244, 33916, 59353, 118706, 237412, 415471, 830942, 1661884]

約数ペア:

[(1, 1661884), (2, 830942), (4, 415471), (7, 237412), (14, 118706), (28, 59353), (49, 33916), (61, 27244), (98, 16958), (122, 13622), (139, 11956), (196, 8479), (244, 6811), (278, 5978), (427, 3892), (556, 2989), (854, 1946), (973, 1708)]