1520685729

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{49681}}^1$

素因数の和:49885

約数の個数: 24

約数和(自身を含む): 2325117600

約数和(自身を除く): 804431871

約数列:

[1, 3, 9, 19, 57, 171, 179, 537, 1611, 3401, 10203, 30609, 49681, 149043, 447129, 943939, 2831817, 8495451, 8892899, 26678697, 80036091, 168965081, 506895243, 1520685729]

約数ペア:

[(1, 1520685729), (3, 506895243), (9, 168965081), (19, 80036091), (57, 26678697), (171, 8892899), (179, 8495451), (537, 2831817), (1611, 943939), (3401, 447129), (10203, 149043), (30609, 49681)]