289091432

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{22543}}^1$

素因数の和:22785

約数の個数: 32

約数和(自身を含む): 622214400

約数和(自身を除く): 333122968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1603, 1832, 3206, 6412, 12824, 22543, 45086, 90172, 157801, 180344, 315602, 631204, 1262408, 5162347, 10324694, 20649388, 36136429, 41298776, 72272858, 144545716, 289091432]

約数ペア:

[(1, 289091432), (2, 144545716), (4, 72272858), (7, 41298776), (8, 36136429), (14, 20649388), (28, 10324694), (56, 5162347), (229, 1262408), (458, 631204), (916, 315602), (1603, 180344), (1832, 157801), (3206, 90172), (6412, 45086), (12824, 22543)]