28516642

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 56899584

約数和(自身を除く): 28382942

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 83, 97, 154, 161, 166, 194, 253, 322, 506, 581, 679, 913, 1067, 1162, 1358, 1771, 1826, 1909, 2134, 2231, 3542, 3818, 4462, 6391, 7469, 8051, 12782, 13363, 14938, 15617, 16102, 20999, 24541, 26726, 31234, 41998, 49082, 56357, 88561, 112714, 146993, 171787, 177122, 185173, 293986, 343574, 370346, 619927, 1239854, 1296211, 2036903, 2592422, 4073806, 14258321, 28516642]

約数ペア:

[(1, 28516642), (2, 14258321), (7, 4073806), (11, 2592422), (14, 2036903), (22, 1296211), (23, 1239854), (46, 619927), (77, 370346), (83, 343574), (97, 293986), (154, 185173), (161, 177122), (166, 171787), (194, 146993), (253, 112714), (322, 88561), (506, 56357), (581, 49082), (679, 41998), (913, 31234), (1067, 26726), (1162, 24541), (1358, 20999), (1771, 16102), (1826, 15617), (1909, 14938), (2134, 13363), (2231, 12782), (3542, 8051), (3818, 7469), (4462, 6391)]