279838364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2591}}^1$

素因数の和:2706

約数の個数: 48

約数和(自身を含む): 552738816

約数和(自身を除く): 272900452

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 268, 403, 806, 871, 1612, 1742, 2077, 2591, 3484, 4154, 5182, 8308, 10364, 27001, 33683, 54002, 67366, 80321, 108004, 134732, 160642, 173597, 321284, 347194, 694388, 1044173, 2088346, 2256761, 4176692, 4513522, 5381507, 9027044, 10763014, 21526028, 69959591, 139919182, 279838364]

約数ペア:

[(1, 279838364), (2, 139919182), (4, 69959591), (13, 21526028), (26, 10763014), (31, 9027044), (52, 5381507), (62, 4513522), (67, 4176692), (124, 2256761), (134, 2088346), (268, 1044173), (403, 694388), (806, 347194), (871, 321284), (1612, 173597), (1742, 160642), (2077, 134732), (2591, 108004), (3484, 80321), (4154, 67366), (5182, 54002), (8308, 33683), (10364, 27001)]