128372272

素因数分解:

$2^4\times 7^1\times {\mathrm{881}}^1\times {\mathrm{1301}}^1$

素因数の和:2197

約数の個数: 40

約数和(自身を含む): 284794272

約数和(自身を除く): 156422000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 881, 1301, 1762, 2602, 3524, 5204, 6167, 7048, 9107, 10408, 12334, 14096, 18214, 20816, 24668, 36428, 49336, 72856, 98672, 145712, 1146181, 2292362, 4584724, 8023267, 9169448, 16046534, 18338896, 32093068, 64186136, 128372272]

約数ペア:

[(1, 128372272), (2, 64186136), (4, 32093068), (7, 18338896), (8, 16046534), (14, 9169448), (16, 8023267), (28, 4584724), (56, 2292362), (112, 1146181), (881, 145712), (1301, 98672), (1762, 72856), (2602, 49336), (3524, 36428), (5204, 24668), (6167, 20816), (7048, 18214), (9107, 14096), (10408, 12334)]