209188465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1\times {\mathrm{2339}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 259683840

約数和(自身を除く): 50495375

約数列:

[1, 5, 31, 155, 577, 2339, 2885, 11695, 17887, 72509, 89435, 362545, 1349603, 6748015, 41837693, 209188465]

約数ペア:

[(1, 209188465), (5, 41837693), (31, 6748015), (155, 1349603), (577, 362545), (2339, 89435), (2885, 72509), (11695, 17887)]