8731408

素因数分解:

$2^4\times 7^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 80

約数和(自身を含む): 20732800

約数和(自身を除く): 12001392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 43, 49, 56, 74, 86, 98, 112, 148, 172, 196, 259, 296, 301, 343, 344, 392, 518, 592, 602, 686, 688, 784, 1036, 1204, 1372, 1591, 1813, 2072, 2107, 2408, 2744, 3182, 3626, 4144, 4214, 4816, 5488, 6364, 7252, 8428, 11137, 12691, 12728, 14504, 14749, 16856, 22274, 25382, 25456, 29008, 29498, 33712, 44548, 50764, 58996, 77959, 89096, 101528, 117992, 155918, 178192, 203056, 235984, 311836, 545713, 623672, 1091426, 1247344, 2182852, 4365704, 8731408]

約数ペア:

[(1, 8731408), (2, 4365704), (4, 2182852), (7, 1247344), (8, 1091426), (14, 623672), (16, 545713), (28, 311836), (37, 235984), (43, 203056), (49, 178192), (56, 155918), (74, 117992), (86, 101528), (98, 89096), (112, 77959), (148, 58996), (172, 50764), (196, 44548), (259, 33712), (296, 29498), (301, 29008), (343, 25456), (344, 25382), (392, 22274), (518, 16856), (592, 14749), (602, 14504), (686, 12728), (688, 12691), (784, 11137), (1036, 8428), (1204, 7252), (1372, 6364), (1591, 5488), (1813, 4816), (2072, 4214), (2107, 4144), (2408, 3626), (2744, 3182)]