51538413

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 69696000

約数和(自身を除く): 18157587

約数列:

[1, 3, 131, 199, 393, 597, 659, 1977, 26069, 78207, 86329, 131141, 258987, 393423, 17179471, 51538413]

約数ペア:

[(1, 51538413), (3, 17179471), (131, 393423), (199, 258987), (393, 131141), (597, 86329), (659, 78207), (1977, 26069)]