88995995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{18181}}^1$

素因数の和:18286

約数の個数: 16

約数和(自身を含む): 117819360

約数和(自身を除く): 28823365

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 18181, 90905, 199991, 999955, 1618109, 8090545, 17799199, 88995995]

約数ペア:

[(1, 88995995), (5, 17799199), (11, 8090545), (55, 1618109), (89, 999955), (445, 199991), (979, 90905), (4895, 18181)]