12895407

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2591}}^1$

素因数の和:2683

約数の個数: 24

約数和(自身を含む): 21565440

約数和(自身を除く): 8670033

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 2591, 4977, 7773, 18137, 23319, 54411, 163233, 204689, 614067, 1432823, 1842201, 4298469, 12895407]

約数ペア:

[(1, 12895407), (3, 4298469), (7, 1842201), (9, 1432823), (21, 614067), (63, 204689), (79, 163233), (237, 54411), (553, 23319), (711, 18137), (1659, 7773), (2591, 4977)]