263912896

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 611404416

約数和(自身を除く): 347491520

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 47, 52, 64, 68, 94, 104, 136, 188, 208, 221, 272, 376, 397, 416, 442, 544, 611, 752, 794, 799, 832, 884, 1088, 1222, 1504, 1588, 1598, 1768, 2444, 3008, 3176, 3196, 3536, 4888, 5161, 6352, 6392, 6749, 7072, 9776, 10322, 10387, 12704, 12784, 13498, 14144, 18659, 19552, 20644, 20774, 25408, 25568, 26996, 37318, 39104, 41288, 41548, 51136, 53992, 74636, 82576, 83096, 87737, 107984, 149272, 165152, 166192, 175474, 215968, 242567, 298544, 317203, 330304, 332384, 350948, 431936, 485134, 597088, 634406, 664768, 701896, 970268, 1194176, 1268812, 1403792, 1940536, 2537624, 2807584, 3881072, 4123639, 5075248, 5615168, 7762144, 8247278, 10150496, 15524288, 16494556, 20300992, 32989112, 65978224, 131956448, 263912896]

約数ペア:

[(1, 263912896), (2, 131956448), (4, 65978224), (8, 32989112), (13, 20300992), (16, 16494556), (17, 15524288), (26, 10150496), (32, 8247278), (34, 7762144), (47, 5615168), (52, 5075248), (64, 4123639), (68, 3881072), (94, 2807584), (104, 2537624), (136, 1940536), (188, 1403792), (208, 1268812), (221, 1194176), (272, 970268), (376, 701896), (397, 664768), (416, 634406), (442, 597088), (544, 485134), (611, 431936), (752, 350948), (794, 332384), (799, 330304), (832, 317203), (884, 298544), (1088, 242567), (1222, 215968), (1504, 175474), (1588, 166192), (1598, 165152), (1768, 149272), (2444, 107984), (3008, 87737), (3176, 83096), (3196, 82576), (3536, 74636), (4888, 53992), (5161, 51136), (6352, 41548), (6392, 41288), (6749, 39104), (7072, 37318), (9776, 26996), (10322, 25568), (10387, 25408), (12704, 20774), (12784, 20644), (13498, 19552), (14144, 18659)]