1263856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:229

約数の個数: 40

約数和(自身を含む): 2749824

約数和(自身を除く): 1485968

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 167, 172, 176, 334, 344, 473, 668, 688, 946, 1336, 1837, 1892, 2672, 3674, 3784, 7181, 7348, 7568, 14362, 14696, 28724, 29392, 57448, 78991, 114896, 157982, 315964, 631928, 1263856]

約数ペア:

[(1, 1263856), (2, 631928), (4, 315964), (8, 157982), (11, 114896), (16, 78991), (22, 57448), (43, 29392), (44, 28724), (86, 14696), (88, 14362), (167, 7568), (172, 7348), (176, 7181), (334, 3784), (344, 3674), (473, 2672), (668, 1892), (688, 1837), (946, 1336)]