289432878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{431}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 676823040

約数和(自身を除く): 387390162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 271, 354, 413, 431, 542, 813, 826, 862, 1239, 1293, 1626, 1897, 2478, 2586, 3017, 3794, 5691, 6034, 9051, 11382, 15989, 18102, 25429, 31978, 47967, 50858, 76287, 95934, 111923, 116801, 152574, 178003, 223846, 233602, 335769, 350403, 356006, 534009, 671538, 700806, 817607, 1068018, 1635214, 2452821, 4905642, 6891259, 13782518, 20673777, 41347554, 48238813, 96477626, 144716439, 289432878]

約数ペア:

[(1, 289432878), (2, 144716439), (3, 96477626), (6, 48238813), (7, 41347554), (14, 20673777), (21, 13782518), (42, 6891259), (59, 4905642), (118, 2452821), (177, 1635214), (271, 1068018), (354, 817607), (413, 700806), (431, 671538), (542, 534009), (813, 356006), (826, 350403), (862, 335769), (1239, 233602), (1293, 223846), (1626, 178003), (1897, 152574), (2478, 116801), (2586, 111923), (3017, 95934), (3794, 76287), (5691, 50858), (6034, 47967), (9051, 31978), (11382, 25429), (15989, 18102)]