28199743

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 7362497

約数列:

[1, 11, 13, 19, 97, 107, 143, 209, 247, 1067, 1177, 1261, 1391, 1843, 2033, 2717, 10379, 13871, 15301, 20273, 22363, 23959, 26429, 114169, 134927, 197201, 263549, 290719, 1484197, 2169211, 2563613, 28199743]

約数ペア:

[(1, 28199743), (11, 2563613), (13, 2169211), (19, 1484197), (97, 290719), (107, 263549), (143, 197201), (209, 134927), (247, 114169), (1067, 26429), (1177, 23959), (1261, 22363), (1391, 20273), (1843, 15301), (2033, 13871), (2717, 10379)]