28516077

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 15835923

約数列:

[1, 3, 9, 27, 29, 79, 87, 237, 261, 461, 711, 783, 1383, 2133, 2291, 4149, 6873, 12447, 13369, 20619, 36419, 40107, 61857, 109257, 120321, 327771, 360963, 983313, 1056151, 3168453, 9505359, 28516077]

約数ペア:

[(1, 28516077), (3, 9505359), (9, 3168453), (27, 1056151), (29, 983313), (79, 360963), (87, 327771), (237, 120321), (261, 109257), (461, 61857), (711, 40107), (783, 36419), (1383, 20619), (2133, 13369), (2291, 12447), (4149, 6873)]