1880667047

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{13063}}^1$

素因数の和:13358

約数の個数: 16

約数和(自身を含む): 2179702272

約数和(自身を除く): 299035225

約数列:

[1, 7, 131, 157, 917, 1099, 13063, 20567, 91441, 143969, 1711253, 2050891, 11978771, 14356237, 268666721, 1880667047]

約数ペア:

[(1, 1880667047), (7, 268666721), (131, 14356237), (157, 11978771), (917, 2050891), (1099, 1711253), (13063, 143969), (20567, 91441)]