78554271348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4390469}}^1$

素因数の和:4390557

約数の個数: 72

約数和(自身を含む): 230130875520

約数和(自身を除く): 151576604172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 17892, 4390469, 8780938, 13171407, 17561876, 26342814, 30733283, 39514221, 52685628, 61466566, 79028442, 92199849, 122933132, 158056884, 184399698, 276599547, 311723299, 368799396, 553199094, 623446598, 935169897, 1106398188, 1246893196, 1870339794, 2182063093, 2805509691, 3740679588, 4364126186, 5611019382, 6546189279, 8728252372, 11222038764, 13092378558, 19638567837, 26184757116, 39277135674, 78554271348]

約数ペア:

[(1, 78554271348), (2, 39277135674), (3, 26184757116), (4, 19638567837), (6, 13092378558), (7, 11222038764), (9, 8728252372), (12, 6546189279), (14, 5611019382), (18, 4364126186), (21, 3740679588), (28, 2805509691), (36, 2182063093), (42, 1870339794), (63, 1246893196), (71, 1106398188), (84, 935169897), (126, 623446598), (142, 553199094), (213, 368799396), (252, 311723299), (284, 276599547), (426, 184399698), (497, 158056884), (639, 122933132), (852, 92199849), (994, 79028442), (1278, 61466566), (1491, 52685628), (1988, 39514221), (2556, 30733283), (2982, 26342814), (4473, 17561876), (5964, 13171407), (8946, 8780938), (17892, 4390469)]