22528947

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 35791360

約数和(自身を除く): 13262413

約数列:

[1, 3, 7, 21, 43, 61, 129, 183, 301, 409, 427, 903, 1227, 1281, 2623, 2863, 7869, 8589, 17587, 18361, 24949, 52761, 55083, 74847, 123109, 174643, 369327, 523929, 1072807, 3218421, 7509649, 22528947]

約数ペア:

[(1, 22528947), (3, 7509649), (7, 3218421), (21, 1072807), (43, 523929), (61, 369327), (129, 174643), (183, 123109), (301, 74847), (409, 55083), (427, 52761), (903, 24949), (1227, 18361), (1281, 17587), (2623, 8589), (2863, 7869)]