16691979

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1721}}^1$

素因数の和:1838

約数の個数: 16

約数和(自身を含む): 23061024

約数和(自身を除く): 6369045

約数列:

[1, 3, 53, 61, 159, 183, 1721, 3233, 5163, 9699, 91213, 104981, 273639, 314943, 5563993, 16691979]

約数ペア:

[(1, 16691979), (3, 5563993), (53, 314943), (61, 273639), (159, 104981), (183, 91213), (1721, 9699), (3233, 5163)]