191231768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{262681}}^1$

素因数の和:262707

約数の個数: 32

約数和(自身を含む): 441305760

約数和(自身を除く): 250073992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 262681, 525362, 1050724, 1838767, 2101448, 3414853, 3677534, 6829706, 7355068, 13659412, 14710136, 23903971, 27318824, 47807942, 95615884, 191231768]

約数ペア:

[(1, 191231768), (2, 95615884), (4, 47807942), (7, 27318824), (8, 23903971), (13, 14710136), (14, 13659412), (26, 7355068), (28, 6829706), (52, 3677534), (56, 3414853), (91, 2101448), (104, 1838767), (182, 1050724), (364, 525362), (728, 262681)]