8049643021

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^2$

素因数の和:220

約数の個数: 60

約数和(自身を含む): 10299489876

約数和(自身を除く): 2249846855

約数列:

[1, 7, 17, 49, 53, 61, 119, 343, 371, 427, 833, 901, 1037, 2401, 2597, 2989, 3233, 3721, 5831, 6307, 7259, 18179, 20923, 22631, 26047, 40817, 44149, 50813, 54961, 63257, 127253, 146461, 158417, 182329, 197213, 309043, 355691, 384727, 442799, 1108919, 1276303, 1380491, 2163301, 2489837, 2693089, 3099593, 3352621, 7762433, 8934121, 9663437, 18851623, 21697151, 23468347, 67644059, 131961361, 151880057, 164278429, 473508413, 1149949003, 8049643021]

約数ペア:

[(1, 8049643021), (7, 1149949003), (17, 473508413), (49, 164278429), (53, 151880057), (61, 131961361), (119, 67644059), (343, 23468347), (371, 21697151), (427, 18851623), (833, 9663437), (901, 8934121), (1037, 7762433), (2401, 3352621), (2597, 3099593), (2989, 2693089), (3233, 2489837), (3721, 2163301), (5831, 1380491), (6307, 1276303), (7259, 1108919), (18179, 442799), (20923, 384727), (22631, 355691), (26047, 309043), (40817, 197213), (44149, 182329), (50813, 158417), (54961, 146461), (63257, 127253)]