138865324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{10391}}^1$

素因数の和:10665

約数の個数: 24

約数和(自身を含む): 262751328

約数和(自身を除く): 123886004

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 3341, 6682, 10391, 13364, 20782, 41564, 135083, 270166, 540332, 2670487, 5340974, 10681948, 34716331, 69432662, 138865324]

約数ペア:

[(1, 138865324), (2, 69432662), (4, 34716331), (13, 10681948), (26, 5340974), (52, 2670487), (257, 540332), (514, 270166), (1028, 135083), (3341, 41564), (6682, 20782), (10391, 13364)]