145781531

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1\times {\mathrm{563}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 169579008

約数和(自身を除く): 23797477

約数列:

[1, 7, 71, 497, 521, 563, 3647, 3941, 36991, 39973, 258937, 279811, 293323, 2053261, 20825933, 145781531]

約数ペア:

[(1, 145781531), (7, 20825933), (71, 2053261), (497, 293323), (521, 279811), (563, 258937), (3647, 39973), (3941, 36991)]