1275986888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{1801}}^1$

素因数の和:1998

約数の個数: 64

約数和(自身を含む): 2670131520

約数和(自身を除く): 1394144632

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 97, 166, 194, 332, 388, 664, 776, 913, 1067, 1801, 1826, 2134, 3602, 3652, 4268, 7204, 7304, 8051, 8536, 14408, 16102, 19811, 32204, 39622, 64408, 79244, 88561, 149483, 158488, 174697, 177122, 298966, 349394, 354244, 597932, 698788, 708488, 1195864, 1397576, 1644313, 1921667, 3288626, 3843334, 6577252, 7686668, 13154504, 14499851, 15373336, 28999702, 57999404, 115998808, 159498361, 318996722, 637993444, 1275986888]

約数ペア:

[(1, 1275986888), (2, 637993444), (4, 318996722), (8, 159498361), (11, 115998808), (22, 57999404), (44, 28999702), (83, 15373336), (88, 14499851), (97, 13154504), (166, 7686668), (194, 6577252), (332, 3843334), (388, 3288626), (664, 1921667), (776, 1644313), (913, 1397576), (1067, 1195864), (1801, 708488), (1826, 698788), (2134, 597932), (3602, 354244), (3652, 349394), (4268, 298966), (7204, 177122), (7304, 174697), (8051, 158488), (8536, 149483), (14408, 88561), (16102, 79244), (19811, 64408), (32204, 39622)]