28295964

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{7211}}^1$

素因数の和:7330

約数の個数: 36

約数和(自身を含む): 72192120

約数和(自身を除く): 43896156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 7211, 14422, 21633, 28844, 43266, 64899, 86532, 129798, 259596, 785999, 1571998, 2357997, 3143996, 4715994, 7073991, 9431988, 14147982, 28295964]

約数ペア:

[(1, 28295964), (2, 14147982), (3, 9431988), (4, 7073991), (6, 4715994), (9, 3143996), (12, 2357997), (18, 1571998), (36, 785999), (109, 259596), (218, 129798), (327, 86532), (436, 64899), (654, 43266), (981, 28844), (1308, 21633), (1962, 14422), (3924, 7211)]