27979952

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 72828672

約数和(自身を除く): 44848720

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 1747, 2002, 2288, 3494, 4004, 6988, 8008, 12229, 13976, 16016, 19217, 22711, 24458, 27952, 38434, 45422, 48916, 76868, 90844, 97832, 134519, 153736, 158977, 181688, 195664, 249821, 269038, 307472, 317954, 363376, 499642, 538076, 635908, 999284, 1076152, 1271816, 1748747, 1998568, 2152304, 2543632, 3497494, 3997136, 6994988, 13989976, 27979952]

約数ペア:

[(1, 27979952), (2, 13989976), (4, 6994988), (7, 3997136), (8, 3497494), (11, 2543632), (13, 2152304), (14, 1998568), (16, 1748747), (22, 1271816), (26, 1076152), (28, 999284), (44, 635908), (52, 538076), (56, 499642), (77, 363376), (88, 317954), (91, 307472), (104, 269038), (112, 249821), (143, 195664), (154, 181688), (176, 158977), (182, 153736), (208, 134519), (286, 97832), (308, 90844), (364, 76868), (572, 48916), (616, 45422), (728, 38434), (1001, 27952), (1144, 24458), (1232, 22711), (1456, 19217), (1747, 16016), (2002, 13976), (2288, 12229), (3494, 8008), (4004, 6988)]