208048568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{285781}}^1$

素因数の和:285807

約数の個数: 32

約数和(自身を含む): 480113760

約数和(自身を除く): 272065192

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 285781, 571562, 1143124, 2000467, 2286248, 3715153, 4000934, 7430306, 8001868, 14860612, 16003736, 26006071, 29721224, 52012142, 104024284, 208048568]

約数ペア:

[(1, 208048568), (2, 104024284), (4, 52012142), (7, 29721224), (8, 26006071), (13, 16003736), (14, 14860612), (26, 8001868), (28, 7430306), (52, 4000934), (56, 3715153), (91, 2286248), (104, 2000467), (182, 1143124), (364, 571562), (728, 285781)]