26379689

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 32503680

約数和(自身を除く): 6123991

約数列:

[1, 7, 23, 49, 89, 161, 263, 623, 1127, 1841, 2047, 4361, 6049, 12887, 14329, 23407, 42343, 100303, 163849, 296401, 538361, 1146943, 3768527, 26379689]

約数ペア:

[(1, 26379689), (7, 3768527), (23, 1146943), (49, 538361), (89, 296401), (161, 163849), (263, 100303), (623, 42343), (1127, 23407), (1841, 14329), (2047, 12887), (4361, 6049)]