138364978

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{2917}}^1$

素因数の和:3597

約数の個数: 16

約数和(自身を含む): 213562584

約数和(自身を除く): 75197606

約数列:

[1, 2, 37, 74, 641, 1282, 2917, 5834, 23717, 47434, 107929, 215858, 1869797, 3739594, 69182489, 138364978]

約数ペア:

[(1, 138364978), (2, 69182489), (37, 3739594), (74, 1869797), (641, 215858), (1282, 107929), (2917, 47434), (5834, 23717)]