39842943

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 64995840

約数和(自身を除く): 25152897

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1159, 1281, 1637, 3477, 4911, 8113, 11459, 24339, 31103, 34377, 93309, 99857, 217721, 299571, 653163, 698999, 1897283, 2096997, 5691849, 13280981, 39842943]

約数ペア:

[(1, 39842943), (3, 13280981), (7, 5691849), (19, 2096997), (21, 1897283), (57, 698999), (61, 653163), (133, 299571), (183, 217721), (399, 99857), (427, 93309), (1159, 34377), (1281, 31103), (1637, 24339), (3477, 11459), (4911, 8113)]