71938878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 163503360

約数和(自身を除く): 91564482

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 89, 111, 178, 222, 267, 331, 407, 534, 662, 814, 979, 993, 1221, 1958, 1986, 2442, 2937, 3293, 3641, 5874, 6586, 7282, 9879, 10923, 12247, 19758, 21846, 24494, 29459, 36223, 36741, 58918, 72446, 73482, 88377, 108669, 134717, 176754, 217338, 269434, 324049, 404151, 648098, 808302, 972147, 1089983, 1944294, 2179966, 3269949, 6539898, 11989813, 23979626, 35969439, 71938878]

約数ペア:

[(1, 71938878), (2, 35969439), (3, 23979626), (6, 11989813), (11, 6539898), (22, 3269949), (33, 2179966), (37, 1944294), (66, 1089983), (74, 972147), (89, 808302), (111, 648098), (178, 404151), (222, 324049), (267, 269434), (331, 217338), (407, 176754), (534, 134717), (662, 108669), (814, 88377), (979, 73482), (993, 72446), (1221, 58918), (1958, 36741), (1986, 36223), (2442, 29459), (2937, 24494), (3293, 21846), (3641, 19758), (5874, 12247), (6586, 10923), (7282, 9879)]