259417548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17881}}^1$

素因数の和:17935

約数の個数: 72

約数和(自身を含む): 729013376

約数和(自身を除く): 469595828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 17881, 35762, 53643, 71524, 107286, 160929, 214572, 232453, 321858, 464906, 554311, 643716, 697359, 929812, 1108622, 1394718, 1662933, 2092077, 2217244, 2789436, 3325866, 4184154, 4988799, 6651732, 7206043, 8368308, 9977598, 14412086, 19955196, 21618129, 28824172, 43236258, 64854387, 86472516, 129708774, 259417548]

約数ペア:

[(1, 259417548), (2, 129708774), (3, 86472516), (4, 64854387), (6, 43236258), (9, 28824172), (12, 21618129), (13, 19955196), (18, 14412086), (26, 9977598), (31, 8368308), (36, 7206043), (39, 6651732), (52, 4988799), (62, 4184154), (78, 3325866), (93, 2789436), (117, 2217244), (124, 2092077), (156, 1662933), (186, 1394718), (234, 1108622), (279, 929812), (372, 697359), (403, 643716), (468, 554311), (558, 464906), (806, 321858), (1116, 232453), (1209, 214572), (1612, 160929), (2418, 107286), (3627, 71524), (4836, 53643), (7254, 35762), (14508, 17881)]