208263874

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{227}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 391696704

約数和(自身を除く): 183432830

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 227, 454, 497, 923, 994, 1589, 1846, 2951, 3178, 5041, 5902, 6461, 10082, 12922, 16117, 20657, 32234, 35287, 41314, 65533, 70574, 112819, 131066, 209521, 225638, 419042, 458731, 917462, 1144307, 1466647, 2288614, 2933294, 8010149, 14875991, 16020298, 29751982, 104131937, 208263874]

約数ペア:

[(1, 208263874), (2, 104131937), (7, 29751982), (13, 16020298), (14, 14875991), (26, 8010149), (71, 2933294), (91, 2288614), (142, 1466647), (182, 1144307), (227, 917462), (454, 458731), (497, 419042), (923, 225638), (994, 209521), (1589, 131066), (1846, 112819), (2951, 70574), (3178, 65533), (5041, 41314), (5902, 35287), (6461, 32234), (10082, 20657), (12922, 16117)]