2531514447

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{7723}}^1$

素因数の和:7801

約数の個数: 72

約数和(自身を含む): 4700888192

約数和(自身を除く): 2169373745

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 63, 77, 99, 121, 129, 231, 301, 363, 387, 473, 693, 847, 903, 1089, 1419, 2541, 2709, 3311, 4257, 5203, 7623, 7723, 9933, 15609, 23169, 29799, 36421, 46827, 54061, 69507, 84953, 109263, 162183, 254859, 327789, 332089, 486549, 594671, 764577, 934483, 996267, 1784013, 2324623, 2803449, 2988801, 3652979, 5352039, 6541381, 6973869, 8410347, 10958937, 19624143, 20921607, 25570853, 32876811, 40182769, 58872429, 76712559, 120548307, 230137677, 281279383, 361644921, 843838149, 2531514447]

約数ペア:

[(1, 2531514447), (3, 843838149), (7, 361644921), (9, 281279383), (11, 230137677), (21, 120548307), (33, 76712559), (43, 58872429), (63, 40182769), (77, 32876811), (99, 25570853), (121, 20921607), (129, 19624143), (231, 10958937), (301, 8410347), (363, 6973869), (387, 6541381), (473, 5352039), (693, 3652979), (847, 2988801), (903, 2803449), (1089, 2324623), (1419, 1784013), (2541, 996267), (2709, 934483), (3311, 764577), (4257, 594671), (5203, 486549), (7623, 332089), (7723, 327789), (9933, 254859), (15609, 162183), (23169, 109263), (29799, 84953), (36421, 69507), (46827, 54061)]