201899405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{40829}}^1$

素因数の和:40900

約数の個数: 16

約数和(自身を含む): 258698880

約数和(自身を除く): 56799475

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 40829, 204145, 939067, 1755647, 4695335, 8778235, 40379881, 201899405]

約数ペア:

[(1, 201899405), (5, 40379881), (23, 8778235), (43, 4695335), (115, 1755647), (215, 939067), (989, 204145), (4945, 40829)]