261828294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 96

約数和(自身を含む): 667296000

約数和(自身を除く): 405467706

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 499, 546, 651, 806, 961, 998, 1209, 1302, 1497, 1922, 2418, 2821, 2883, 2994, 3493, 5642, 5766, 6487, 6727, 6986, 8463, 10479, 12493, 12974, 13454, 15469, 16926, 19461, 20181, 20958, 24986, 30938, 37479, 38922, 40362, 45409, 46407, 74958, 87451, 90818, 92814, 108283, 136227, 174902, 201097, 216566, 262353, 272454, 324849, 402194, 479539, 524706, 603291, 649698, 959078, 1206582, 1407679, 1438617, 2815358, 2877234, 3356773, 4223037, 6234007, 6713546, 8446074, 10070319, 12468014, 18702021, 20140638, 37404042, 43638049, 87276098, 130914147, 261828294]

約数ペア:

[(1, 261828294), (2, 130914147), (3, 87276098), (6, 43638049), (7, 37404042), (13, 20140638), (14, 18702021), (21, 12468014), (26, 10070319), (31, 8446074), (39, 6713546), (42, 6234007), (62, 4223037), (78, 3356773), (91, 2877234), (93, 2815358), (182, 1438617), (186, 1407679), (217, 1206582), (273, 959078), (403, 649698), (434, 603291), (499, 524706), (546, 479539), (651, 402194), (806, 324849), (961, 272454), (998, 262353), (1209, 216566), (1302, 201097), (1497, 174902), (1922, 136227), (2418, 108283), (2821, 92814), (2883, 90818), (2994, 87451), (3493, 74958), (5642, 46407), (5766, 45409), (6487, 40362), (6727, 38922), (6986, 37479), (8463, 30938), (10479, 24986), (12493, 20958), (12974, 20181), (13454, 19461), (15469, 16926)]