2017191771

素因数分解:

$3^2\times 7^2\times {\mathrm{911}}^1\times {\mathrm{5021}}^1$

素因数の和:5952

約数の個数: 36

約数和(自身を含む): 3393827424

約数和(自身を除く): 1376635653

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 911, 2733, 5021, 6377, 8199, 15063, 19131, 35147, 44639, 45189, 57393, 105441, 133917, 246029, 316323, 401751, 738087, 2214261, 4574131, 13722393, 32018917, 41167179, 96056751, 224132419, 288170253, 672397257, 2017191771]

約数ペア:

[(1, 2017191771), (3, 672397257), (7, 288170253), (9, 224132419), (21, 96056751), (49, 41167179), (63, 32018917), (147, 13722393), (441, 4574131), (911, 2214261), (2733, 738087), (5021, 401751), (6377, 316323), (8199, 246029), (15063, 133917), (19131, 105441), (35147, 57393), (44639, 45189)]