12912255

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6673}}^1$

素因数の和:6727

約数の個数: 24

約数和(自身を含む): 22905168

約数和(自身を除く): 9992913

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 6673, 20019, 33365, 60057, 100095, 286939, 300285, 860817, 1434695, 2582451, 4304085, 12912255]

約数ペア:

[(1, 12912255), (3, 4304085), (5, 2582451), (9, 1434695), (15, 860817), (43, 300285), (45, 286939), (129, 100095), (215, 60057), (387, 33365), (645, 20019), (1935, 6673)]