81766386

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 205208640

約数和(自身を除く): 123442254

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 53, 57, 78, 106, 114, 117, 159, 171, 234, 247, 318, 342, 347, 477, 494, 689, 694, 741, 954, 1007, 1041, 1378, 1482, 2014, 2067, 2082, 2223, 3021, 3123, 4134, 4446, 4511, 6042, 6201, 6246, 6593, 9022, 9063, 12402, 13091, 13186, 13533, 18126, 18391, 19779, 26182, 27066, 36782, 39273, 39558, 40599, 55173, 59337, 78546, 81198, 85709, 110346, 117819, 118674, 165519, 171418, 235638, 239083, 257127, 331038, 349429, 478166, 514254, 698858, 717249, 771381, 1048287, 1434498, 1542762, 2096574, 2151747, 3144861, 4303494, 4542577, 6289722, 9085154, 13627731, 27255462, 40883193, 81766386]

約数ペア:

[(1, 81766386), (2, 40883193), (3, 27255462), (6, 13627731), (9, 9085154), (13, 6289722), (18, 4542577), (19, 4303494), (26, 3144861), (38, 2151747), (39, 2096574), (53, 1542762), (57, 1434498), (78, 1048287), (106, 771381), (114, 717249), (117, 698858), (159, 514254), (171, 478166), (234, 349429), (247, 331038), (318, 257127), (342, 239083), (347, 235638), (477, 171418), (494, 165519), (689, 118674), (694, 117819), (741, 110346), (954, 85709), (1007, 81198), (1041, 78546), (1378, 59337), (1482, 55173), (2014, 40599), (2067, 39558), (2082, 39273), (2223, 36782), (3021, 27066), (3123, 26182), (4134, 19779), (4446, 18391), (4511, 18126), (6042, 13533), (6201, 13186), (6246, 13091), (6593, 12402), (9022, 9063)]