990748

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 36

約数和(自身を含む): 2010960

約数和(自身を除く): 1020212

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 89, 92, 121, 178, 242, 253, 356, 484, 506, 979, 1012, 1958, 2047, 2783, 3916, 4094, 5566, 8188, 10769, 11132, 21538, 22517, 43076, 45034, 90068, 247687, 495374, 990748]

約数ペア:

[(1, 990748), (2, 495374), (4, 247687), (11, 90068), (22, 45034), (23, 43076), (44, 22517), (46, 21538), (89, 11132), (92, 10769), (121, 8188), (178, 5566), (242, 4094), (253, 3916), (356, 2783), (484, 2047), (506, 1958), (979, 1012)]