15315976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 34070400

約数和(自身を除く): 18754424

約数列:

[1, 2, 4, 8, 13, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 247, 299, 337, 437, 494, 598, 674, 874, 988, 1196, 1348, 1748, 1976, 2392, 2696, 3496, 4381, 5681, 6403, 7751, 8762, 11362, 12806, 15502, 17524, 22724, 25612, 31004, 35048, 45448, 51224, 62008, 83239, 100763, 147269, 166478, 201526, 294538, 332956, 403052, 589076, 665912, 806104, 1178152, 1914497, 3828994, 7657988, 15315976]

約数ペア:

[(1, 15315976), (2, 7657988), (4, 3828994), (8, 1914497), (13, 1178152), (19, 806104), (23, 665912), (26, 589076), (38, 403052), (46, 332956), (52, 294538), (76, 201526), (92, 166478), (104, 147269), (152, 100763), (184, 83239), (247, 62008), (299, 51224), (337, 45448), (437, 35048), (494, 31004), (598, 25612), (674, 22724), (874, 17524), (988, 15502), (1196, 12806), (1348, 11362), (1748, 8762), (1976, 7751), (2392, 6403), (2696, 5681), (3496, 4381)]