1247428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 2822400

約数和(自身を除く): 1574972

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 149, 161, 182, 298, 299, 322, 364, 596, 598, 644, 1043, 1196, 1937, 2086, 2093, 3427, 3874, 4172, 4186, 6854, 7748, 8372, 13559, 13708, 23989, 27118, 44551, 47978, 54236, 89102, 95956, 178204, 311857, 623714, 1247428]

約数ペア:

[(1, 1247428), (2, 623714), (4, 311857), (7, 178204), (13, 95956), (14, 89102), (23, 54236), (26, 47978), (28, 44551), (46, 27118), (52, 23989), (91, 13708), (92, 13559), (149, 8372), (161, 7748), (182, 6854), (298, 4186), (299, 4172), (322, 3874), (364, 3427), (596, 2093), (598, 2086), (644, 1937), (1043, 1196)]