289121728

素因数分解:

$2^6\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2843}}^1$

素因数の和:3089

約数の個数: 56

約数和(自身を含む): 658806912

約数和(自身を除く): 369685184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 227, 448, 454, 908, 1589, 1816, 2843, 3178, 3632, 5686, 6356, 7264, 11372, 12712, 14528, 19901, 22744, 25424, 39802, 45488, 50848, 79604, 90976, 101696, 159208, 181952, 318416, 636832, 645361, 1273664, 1290722, 2581444, 4517527, 5162888, 9035054, 10325776, 18070108, 20651552, 36140216, 41303104, 72280432, 144560864, 289121728]

約数ペア:

[(1, 289121728), (2, 144560864), (4, 72280432), (7, 41303104), (8, 36140216), (14, 20651552), (16, 18070108), (28, 10325776), (32, 9035054), (56, 5162888), (64, 4517527), (112, 2581444), (224, 1290722), (227, 1273664), (448, 645361), (454, 636832), (908, 318416), (1589, 181952), (1816, 159208), (2843, 101696), (3178, 90976), (3632, 79604), (5686, 50848), (6356, 45488), (7264, 39802), (11372, 25424), (12712, 22744), (14528, 19901)]