247191626

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 430920000

約数和(自身を除く): 183728374

約数列:

[1, 2, 11, 22, 23, 46, 89, 121, 178, 242, 253, 499, 506, 979, 998, 1958, 2047, 2783, 4094, 5489, 5566, 10769, 10978, 11477, 21538, 22517, 22954, 44411, 45034, 60379, 88822, 120758, 126247, 247687, 252494, 488521, 495374, 977042, 1021453, 1388717, 2042906, 2777434, 5373731, 10747462, 11235983, 22471966, 123595813, 247191626]

約数ペア:

[(1, 247191626), (2, 123595813), (11, 22471966), (22, 11235983), (23, 10747462), (46, 5373731), (89, 2777434), (121, 2042906), (178, 1388717), (242, 1021453), (253, 977042), (499, 495374), (506, 488521), (979, 252494), (998, 247687), (1958, 126247), (2047, 120758), (2783, 88822), (4094, 60379), (5489, 45034), (5566, 44411), (10769, 22954), (10978, 22517), (11477, 21538)]