263554928

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 120

約数和(自身を含む): 673863120

約数和(自身を除く): 410308192

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 247, 266, 304, 364, 392, 494, 532, 637, 728, 784, 931, 988, 1064, 1274, 1361, 1456, 1729, 1862, 1976, 2128, 2548, 2722, 3458, 3724, 3952, 5096, 5444, 6916, 7448, 9527, 10192, 10888, 12103, 13832, 14896, 17693, 19054, 21776, 24206, 25859, 27664, 35386, 38108, 48412, 51718, 66689, 70772, 76216, 96824, 103436, 123851, 133378, 141544, 152432, 181013, 193648, 206872, 247702, 266756, 283088, 336167, 362026, 413744, 495404, 533512, 672334, 724052, 866957, 990808, 1067024, 1267091, 1344668, 1448104, 1733914, 1981616, 2353169, 2534182, 2689336, 2896208, 3467828, 4706338, 5068364, 5378672, 6935656, 9412676, 10136728, 13871312, 16472183, 18825352, 20273456, 32944366, 37650704, 65888732, 131777464, 263554928]

約数ペア:

[(1, 263554928), (2, 131777464), (4, 65888732), (7, 37650704), (8, 32944366), (13, 20273456), (14, 18825352), (16, 16472183), (19, 13871312), (26, 10136728), (28, 9412676), (38, 6935656), (49, 5378672), (52, 5068364), (56, 4706338), (76, 3467828), (91, 2896208), (98, 2689336), (104, 2534182), (112, 2353169), (133, 1981616), (152, 1733914), (182, 1448104), (196, 1344668), (208, 1267091), (247, 1067024), (266, 990808), (304, 866957), (364, 724052), (392, 672334), (494, 533512), (532, 495404), (637, 413744), (728, 362026), (784, 336167), (931, 283088), (988, 266756), (1064, 247702), (1274, 206872), (1361, 193648), (1456, 181013), (1729, 152432), (1862, 141544), (1976, 133378), (2128, 123851), (2548, 103436), (2722, 96824), (3458, 76216), (3724, 70772), (3952, 66689), (5096, 51718), (5444, 48412), (6916, 38108), (7448, 35386), (9527, 27664), (10192, 25859), (10888, 24206), (12103, 21776), (13832, 19054), (14896, 17693)]