40528369

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1811}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 48706560

約数和(自身を除く): 8178191

約数列:

[1, 7, 23, 139, 161, 973, 1811, 3197, 12677, 22379, 41653, 251729, 291571, 1762103, 5789767, 40528369]

約数ペア:

[(1, 40528369), (7, 5789767), (23, 1762103), (139, 291571), (161, 251729), (973, 41653), (1811, 22379), (3197, 12677)]