2581567449

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{41897}}^1$

素因数の和:41989

約数の個数: 32

約数和(自身を含む): 3861319680

約数和(自身を除く): 1279752231

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 437, 893, 1081, 1311, 2679, 3243, 20539, 41897, 61617, 125691, 796043, 963631, 1969159, 2388129, 2890893, 5907477, 18308989, 37414021, 45290657, 54926967, 112242063, 135871971, 860522483, 2581567449]

約数ペア:

[(1, 2581567449), (3, 860522483), (19, 135871971), (23, 112242063), (47, 54926967), (57, 45290657), (69, 37414021), (141, 18308989), (437, 5907477), (893, 2890893), (1081, 2388129), (1311, 1969159), (2679, 963631), (3243, 796043), (20539, 125691), (41897, 61617)]