2158286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 3900960

約数和(自身を除く): 1742674

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 257, 323, 442, 494, 514, 646, 3341, 4199, 4369, 4883, 6682, 8398, 8738, 9766, 56797, 63479, 83011, 113594, 126958, 166022, 1079143, 2158286]

約数ペア:

[(1, 2158286), (2, 1079143), (13, 166022), (17, 126958), (19, 113594), (26, 83011), (34, 63479), (38, 56797), (221, 9766), (247, 8738), (257, 8398), (323, 6682), (442, 4883), (494, 4369), (514, 4199), (646, 3341)]