214819787

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 281369088

約数和(自身を除く): 66549301

約数列:

[1, 7, 13, 41, 43, 91, 103, 169, 287, 301, 533, 559, 721, 1183, 1339, 1763, 3731, 3913, 4223, 4429, 6929, 7267, 9373, 12341, 17407, 22919, 29561, 31003, 48503, 50869, 54899, 57577, 121849, 160433, 181589, 297947, 384293, 403039, 713687, 748501, 1271123, 2085629, 2360657, 4995809, 5239507, 16524599, 30688541, 214819787]

約数ペア:

[(1, 214819787), (7, 30688541), (13, 16524599), (41, 5239507), (43, 4995809), (91, 2360657), (103, 2085629), (169, 1271123), (287, 748501), (301, 713687), (533, 403039), (559, 384293), (721, 297947), (1183, 181589), (1339, 160433), (1763, 121849), (3731, 57577), (3913, 54899), (4223, 50869), (4429, 48503), (6929, 31003), (7267, 29561), (9373, 22919), (12341, 17407)]