391133696

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1365

約数の個数: 80

約数和(自身を含む): 849826560

約数和(自身を除く): 458692864

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 992, 1178, 1216, 1297, 1984, 2356, 2432, 2594, 3968, 4712, 4864, 5188, 7936, 9424, 9728, 10376, 15872, 18848, 20752, 24643, 37696, 40207, 41504, 49286, 75392, 80414, 83008, 98572, 150784, 160828, 166016, 197144, 301568, 321656, 332032, 394288, 643312, 664064, 763933, 788576, 1286624, 1527866, 1577152, 2573248, 3055732, 3154304, 5146496, 6111464, 6308608, 10292992, 12222928, 12617216, 20585984, 24445856, 48891712, 97783424, 195566848, 391133696]

約数ペア:

[(1, 391133696), (2, 195566848), (4, 97783424), (8, 48891712), (16, 24445856), (19, 20585984), (31, 12617216), (32, 12222928), (38, 10292992), (62, 6308608), (64, 6111464), (76, 5146496), (124, 3154304), (128, 3055732), (152, 2573248), (248, 1577152), (256, 1527866), (304, 1286624), (496, 788576), (512, 763933), (589, 664064), (608, 643312), (992, 394288), (1178, 332032), (1216, 321656), (1297, 301568), (1984, 197144), (2356, 166016), (2432, 160828), (2594, 150784), (3968, 98572), (4712, 83008), (4864, 80414), (5188, 75392), (7936, 49286), (9424, 41504), (9728, 40207), (10376, 37696), (15872, 24643), (18848, 20752)]