218114778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{20051}}^1$

素因数の和:20107

約数の個数: 48

約数和(自身を含む): 521191584

約数和(自身を除く): 303076806

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 3626, 5439, 10878, 20051, 40102, 60153, 120306, 140357, 280714, 421071, 741887, 842142, 982499, 1483774, 1964998, 2225661, 2947497, 4451322, 5193209, 5894994, 10386418, 15579627, 31159254, 36352463, 72704926, 109057389, 218114778]

約数ペア:

[(1, 218114778), (2, 109057389), (3, 72704926), (6, 36352463), (7, 31159254), (14, 15579627), (21, 10386418), (37, 5894994), (42, 5193209), (49, 4451322), (74, 2947497), (98, 2225661), (111, 1964998), (147, 1483774), (222, 982499), (259, 842142), (294, 741887), (518, 421071), (777, 280714), (1554, 140357), (1813, 120306), (3626, 60153), (5439, 40102), (10878, 20051)]