291421312

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 723824640

約数和(自身を除く): 432403328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 127, 128, 182, 197, 208, 224, 254, 364, 394, 416, 448, 508, 728, 788, 832, 889, 896, 1016, 1379, 1456, 1576, 1651, 1664, 1778, 2032, 2561, 2758, 2912, 3152, 3302, 3556, 4064, 5122, 5516, 5824, 6304, 6604, 7112, 8128, 10244, 11032, 11557, 11648, 12608, 13208, 14224, 16256, 17927, 20488, 22064, 23114, 25019, 25216, 26416, 28448, 35854, 40976, 44128, 46228, 50038, 52832, 56896, 71708, 81952, 88256, 92456, 100076, 105664, 113792, 143416, 163904, 175133, 176512, 184912, 200152, 211328, 286832, 325247, 327808, 350266, 369824, 400304, 573664, 650494, 700532, 739648, 800608, 1147328, 1300988, 1401064, 1479296, 1601216, 2276729, 2294656, 2601976, 2802128, 3202432, 4553458, 5203952, 5604256, 9106916, 10407904, 11208512, 18213832, 20815808, 22417024, 36427664, 41631616, 72855328, 145710656, 291421312]

約数ペア:

[(1, 291421312), (2, 145710656), (4, 72855328), (7, 41631616), (8, 36427664), (13, 22417024), (14, 20815808), (16, 18213832), (26, 11208512), (28, 10407904), (32, 9106916), (52, 5604256), (56, 5203952), (64, 4553458), (91, 3202432), (104, 2802128), (112, 2601976), (127, 2294656), (128, 2276729), (182, 1601216), (197, 1479296), (208, 1401064), (224, 1300988), (254, 1147328), (364, 800608), (394, 739648), (416, 700532), (448, 650494), (508, 573664), (728, 400304), (788, 369824), (832, 350266), (889, 327808), (896, 325247), (1016, 286832), (1379, 211328), (1456, 200152), (1576, 184912), (1651, 176512), (1664, 175133), (1778, 163904), (2032, 143416), (2561, 113792), (2758, 105664), (2912, 100076), (3152, 92456), (3302, 88256), (3556, 81952), (4064, 71708), (5122, 56896), (5516, 52832), (5824, 50038), (6304, 46228), (6604, 44128), (7112, 40976), (8128, 35854), (10244, 28448), (11032, 26416), (11557, 25216), (11648, 25019), (12608, 23114), (13208, 22064), (14224, 20488), (16256, 17927)]