157920321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{39313}}^1$

素因数の和:39432

約数の個数: 16

約数和(自身を含む): 228964736

約数和(自身を除く): 71044415

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 39313, 117939, 511069, 1533207, 4049239, 12147717, 52640107, 157920321]

約数ペア:

[(1, 157920321), (3, 52640107), (13, 12147717), (39, 4049239), (103, 1533207), (309, 511069), (1339, 117939), (4017, 39313)]