517876821

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:2004

約数の個数: 80

約数和(自身を含む): 987452928

約数和(自身を除く): 469576107

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 43, 63, 77, 81, 99, 129, 189, 231, 297, 301, 387, 473, 567, 693, 891, 903, 1161, 1419, 1931, 2079, 2709, 3311, 3483, 4257, 5793, 6237, 8127, 9933, 12771, 13517, 17379, 21241, 24381, 29799, 38313, 40551, 52137, 63723, 83033, 89397, 121653, 148687, 156411, 191169, 249099, 268191, 364959, 446061, 573507, 581231, 747297, 913363, 1094877, 1338183, 1720521, 1743693, 2241891, 2740089, 4014549, 5231079, 6393541, 6725673, 8220267, 12043647, 15693237, 19180623, 24660801, 47079711, 57541869, 73982403, 172625607, 517876821]

約数ペア:

[(1, 517876821), (3, 172625607), (7, 73982403), (9, 57541869), (11, 47079711), (21, 24660801), (27, 19180623), (33, 15693237), (43, 12043647), (63, 8220267), (77, 6725673), (81, 6393541), (99, 5231079), (129, 4014549), (189, 2740089), (231, 2241891), (297, 1743693), (301, 1720521), (387, 1338183), (473, 1094877), (567, 913363), (693, 747297), (891, 581231), (903, 573507), (1161, 446061), (1419, 364959), (1931, 268191), (2079, 249099), (2709, 191169), (3311, 156411), (3483, 148687), (4257, 121653), (5793, 89397), (6237, 83033), (8127, 63723), (9933, 52137), (12771, 40551), (13517, 38313), (17379, 29799), (21241, 24381)]