28609516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 30660884

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 874, 988, 1196, 1259, 1748, 2518, 5036, 5681, 11362, 16367, 22724, 23921, 28957, 32734, 47842, 57914, 65468, 95684, 115828, 310973, 376441, 550183, 621946, 752882, 1100366, 1243892, 1505764, 2200732, 7152379, 14304758, 28609516]

約数ペア:

[(1, 28609516), (2, 14304758), (4, 7152379), (13, 2200732), (19, 1505764), (23, 1243892), (26, 1100366), (38, 752882), (46, 621946), (52, 550183), (76, 376441), (92, 310973), (247, 115828), (299, 95684), (437, 65468), (494, 57914), (598, 47842), (874, 32734), (988, 28957), (1196, 23921), (1259, 22724), (1748, 16367), (2518, 11362), (5036, 5681)]