27984752642

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{258491}}^1$

素因数の和:258567

約数の個数: 64

約数和(自身を含む): 56578728960

約数和(自身を除く): 28593976318

約数列:

[1, 2, 7, 11, 14, 19, 22, 37, 38, 74, 77, 133, 154, 209, 259, 266, 407, 418, 518, 703, 814, 1406, 1463, 2849, 2926, 4921, 5698, 7733, 9842, 15466, 54131, 108262, 258491, 516982, 1809437, 2843401, 3618874, 4911329, 5686802, 9564167, 9822658, 19128334, 19903807, 34379303, 39807614, 54024619, 66949169, 68758606, 105205837, 108049238, 133898338, 181719173, 210411674, 363438346, 378172333, 736440859, 756344666, 1272034211, 1472881718, 1998910903, 2544068422, 3997821806, 13992376321, 27984752642]

約数ペア:

[(1, 27984752642), (2, 13992376321), (7, 3997821806), (11, 2544068422), (14, 1998910903), (19, 1472881718), (22, 1272034211), (37, 756344666), (38, 736440859), (74, 378172333), (77, 363438346), (133, 210411674), (154, 181719173), (209, 133898338), (259, 108049238), (266, 105205837), (407, 68758606), (418, 66949169), (518, 54024619), (703, 39807614), (814, 34379303), (1406, 19903807), (1463, 19128334), (2849, 9822658), (2926, 9564167), (4921, 5686802), (5698, 4911329), (7733, 3618874), (9842, 2843401), (15466, 1809437), (54131, 516982), (108262, 258491)]