289821248

素因数分解:

$2^6\times {\mathrm{61}}^2\times {\mathrm{1217}}^1$

素因数の和:1351

約数の個数: 42

約数和(自身を含む): 585177138

約数和(自身を除く): 295355890

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1217, 1952, 2434, 3721, 3904, 4868, 7442, 9736, 14884, 19472, 29768, 38944, 59536, 74237, 77888, 119072, 148474, 238144, 296948, 593896, 1187792, 2375584, 4528457, 4751168, 9056914, 18113828, 36227656, 72455312, 144910624, 289821248]

約数ペア:

[(1, 289821248), (2, 144910624), (4, 72455312), (8, 36227656), (16, 18113828), (32, 9056914), (61, 4751168), (64, 4528457), (122, 2375584), (244, 1187792), (488, 593896), (976, 296948), (1217, 238144), (1952, 148474), (2434, 119072), (3721, 77888), (3904, 74237), (4868, 59536), (7442, 38944), (9736, 29768), (14884, 19472)]