16660492037

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{17477}}^1$

素因数の和:17729

約数の個数: 32

約数和(自身を含む): 20617887744

約数和(自身を除く): 3957395707

約数列:

[1, 7, 23, 31, 161, 191, 217, 713, 1337, 4393, 4991, 5921, 17477, 30751, 41447, 122339, 136183, 401971, 541787, 953281, 2813797, 3338107, 3792509, 12461101, 23366749, 76776461, 87227707, 103481317, 537435227, 724369219, 2380070291, 16660492037]

約数ペア:

[(1, 16660492037), (7, 2380070291), (23, 724369219), (31, 537435227), (161, 103481317), (191, 87227707), (217, 76776461), (713, 23366749), (1337, 12461101), (4393, 3792509), (4991, 3338107), (5921, 2813797), (17477, 953281), (30751, 541787), (41447, 401971), (122339, 136183)]