8979867

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 15095808

約数和(自身を除く): 6115941

約数列:

[1, 3, 9, 13, 23, 39, 47, 69, 71, 117, 141, 207, 213, 299, 423, 611, 639, 897, 923, 1081, 1633, 1833, 2691, 2769, 3243, 3337, 4899, 5499, 8307, 9729, 10011, 14053, 14697, 21229, 30033, 42159, 43381, 63687, 76751, 126477, 130143, 191061, 230253, 390429, 690759, 997763, 2993289, 8979867]

約数ペア:

[(1, 8979867), (3, 2993289), (9, 997763), (13, 690759), (23, 390429), (39, 230253), (47, 191061), (69, 130143), (71, 126477), (117, 76751), (141, 63687), (207, 43381), (213, 42159), (299, 30033), (423, 21229), (611, 14697), (639, 14053), (897, 10011), (923, 9729), (1081, 8307), (1633, 5499), (1833, 4899), (2691, 3337), (2769, 3243)]