71742188

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{28789}}^1$

素因数の和:28889

約数の個数: 24

約数和(自身を含む): 145101600

約数和(自身を除く): 73359412

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 28789, 57578, 115156, 201523, 403046, 806092, 2562221, 5124442, 10248884, 17935547, 35871094, 71742188]

約数ペア:

[(1, 71742188), (2, 35871094), (4, 17935547), (7, 10248884), (14, 5124442), (28, 2562221), (89, 806092), (178, 403046), (356, 201523), (623, 115156), (1246, 57578), (2492, 28789)]