16485957

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 25344000

約数和(自身を除く): 8858043

約数列:

[1, 3, 9, 27, 59, 79, 131, 177, 237, 393, 531, 711, 1179, 1593, 2133, 3537, 4661, 7729, 10349, 13983, 23187, 31047, 41949, 69561, 93141, 125847, 208683, 279423, 610591, 1831773, 5495319, 16485957]

約数ペア:

[(1, 16485957), (3, 5495319), (9, 1831773), (27, 610591), (59, 279423), (79, 208683), (131, 125847), (177, 93141), (237, 69561), (393, 41949), (531, 31047), (711, 23187), (1179, 13983), (1593, 10349), (2133, 7729), (3537, 4661)]