208187826

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 562083840

約数和(自身を除く): 353896014

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 37, 38, 42, 57, 66, 74, 77, 111, 114, 133, 154, 209, 222, 231, 259, 266, 399, 407, 418, 462, 518, 627, 641, 703, 777, 798, 814, 1221, 1254, 1282, 1406, 1463, 1554, 1923, 2109, 2442, 2849, 2926, 3846, 4218, 4389, 4487, 4921, 5698, 7051, 7733, 8547, 8778, 8974, 9842, 12179, 13461, 14102, 14763, 15466, 17094, 21153, 23199, 23717, 24358, 26922, 29526, 36537, 42306, 46398, 47434, 49357, 54131, 71151, 73074, 85253, 98714, 108262, 133969, 142302, 148071, 162393, 166019, 170506, 255759, 260887, 267938, 296142, 324786, 332038, 401907, 450623, 498057, 511518, 521774, 782661, 803814, 901246, 937783, 996114, 1351869, 1565322, 1826209, 1875566, 2703738, 2813349, 3154361, 3652418, 4956853, 5478627, 5626698, 6308722, 9463083, 9913706, 10957254, 14870559, 18926166, 29741118, 34697971, 69395942, 104093913, 208187826]

約数ペア:

[(1, 208187826), (2, 104093913), (3, 69395942), (6, 34697971), (7, 29741118), (11, 18926166), (14, 14870559), (19, 10957254), (21, 9913706), (22, 9463083), (33, 6308722), (37, 5626698), (38, 5478627), (42, 4956853), (57, 3652418), (66, 3154361), (74, 2813349), (77, 2703738), (111, 1875566), (114, 1826209), (133, 1565322), (154, 1351869), (209, 996114), (222, 937783), (231, 901246), (259, 803814), (266, 782661), (399, 521774), (407, 511518), (418, 498057), (462, 450623), (518, 401907), (627, 332038), (641, 324786), (703, 296142), (777, 267938), (798, 260887), (814, 255759), (1221, 170506), (1254, 166019), (1282, 162393), (1406, 148071), (1463, 142302), (1554, 133969), (1923, 108262), (2109, 98714), (2442, 85253), (2849, 73074), (2926, 71151), (3846, 54131), (4218, 49357), (4389, 47434), (4487, 46398), (4921, 42306), (5698, 36537), (7051, 29526), (7733, 26922), (8547, 24358), (8778, 23717), (8974, 23199), (9842, 21153), (12179, 17094), (13461, 15466), (14102, 14763)]