78623874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20129}}^1$

素因数の和:20175

約数の個数: 48

約数和(自身を含む): 200977920

約数和(自身を除く): 122354046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 20129, 40258, 60387, 120774, 140903, 181161, 281806, 362322, 422709, 623999, 845418, 1247998, 1268127, 1871997, 2536254, 3743994, 4367993, 5615991, 8735986, 11231982, 13103979, 26207958, 39311937, 78623874]

約数ペア:

[(1, 78623874), (2, 39311937), (3, 26207958), (6, 13103979), (7, 11231982), (9, 8735986), (14, 5615991), (18, 4367993), (21, 3743994), (31, 2536254), (42, 1871997), (62, 1268127), (63, 1247998), (93, 845418), (126, 623999), (186, 422709), (217, 362322), (279, 281806), (434, 181161), (558, 140903), (651, 120774), (1302, 60387), (1953, 40258), (3906, 20129)]