391192256

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67169}}^1$

素因数の和:67201

約数の個数: 56

約数和(自身を含む): 955426080

約数和(自身を除く): 564233824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 67169, 134338, 268676, 470183, 537352, 873197, 940366, 1074704, 1746394, 1880732, 2149408, 3492788, 3761464, 4298816, 6112379, 6985576, 7522928, 12224758, 13971152, 15045856, 24449516, 27942304, 30091712, 48899032, 55884608, 97798064, 195596128, 391192256]

約数ペア:

[(1, 391192256), (2, 195596128), (4, 97798064), (7, 55884608), (8, 48899032), (13, 30091712), (14, 27942304), (16, 24449516), (26, 15045856), (28, 13971152), (32, 12224758), (52, 7522928), (56, 6985576), (64, 6112379), (91, 4298816), (104, 3761464), (112, 3492788), (182, 2149408), (208, 1880732), (224, 1746394), (364, 1074704), (416, 940366), (448, 873197), (728, 537352), (832, 470183), (1456, 268676), (2912, 134338), (5824, 67169)]