12892761

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5531}}^1$

素因数の和:5581

約数の個数: 24

約数和(自身を含む): 21862464

約数和(自身を除く): 8969703

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 5531, 16593, 38717, 49779, 116151, 204647, 348453, 613941, 1432529, 1841823, 4297587, 12892761]

約数ペア:

[(1, 12892761), (3, 4297587), (7, 1841823), (9, 1432529), (21, 613941), (37, 348453), (63, 204647), (111, 116151), (259, 49779), (333, 38717), (777, 16593), (2331, 5531)]