646680456486

素因数分解:

$2^1\times 3^3\times {\mathrm{11975564009}}^1$

素因数の和:11975564020

約数の個数: 16

約数和(自身を含む): 1437067681200

約数和(自身を除く): 790387224714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 11975564009, 23951128018, 35926692027, 71853384054, 107780076081, 215560152162, 323340228243, 646680456486]

約数ペア:

[(1, 646680456486), (2, 323340228243), (3, 215560152162), (6, 107780076081), (9, 71853384054), (18, 35926692027), (27, 23951128018), (54, 11975564009)]