212699019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{593}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 324523584

約数和(自身を除く): 111824565

約数列:

[1, 3, 13, 17, 39, 51, 221, 541, 593, 663, 1623, 1779, 7033, 7709, 9197, 10081, 21099, 23127, 27591, 30243, 119561, 131053, 320813, 358683, 393159, 962439, 4170569, 5453821, 12511707, 16361463, 70899673, 212699019]

約数ペア:

[(1, 212699019), (3, 70899673), (13, 16361463), (17, 12511707), (39, 5453821), (51, 4170569), (221, 962439), (541, 393159), (593, 358683), (663, 320813), (1623, 131053), (1779, 119561), (7033, 30243), (7709, 27591), (9197, 23127), (10081, 21099)]