1997471915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{3323}}^1\times {\mathrm{5227}}^1$

素因数の和:8578

約数の個数: 16

約数和(自身を含む): 2502413568

約数和(自身を除く): 504941653

約数列:

[1, 5, 23, 115, 3323, 5227, 16615, 26135, 76429, 120221, 382145, 601105, 17369321, 86846605, 399494383, 1997471915]

約数ペア:

[(1, 1997471915), (5, 399494383), (23, 86846605), (115, 17369321), (3323, 601105), (5227, 382145), (16615, 120221), (26135, 76429)]