128196321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{65843}}^1$

素因数の和:65916

約数の個数: 16

約数和(自身を含む): 189630720

約数和(自身を除く): 61434399

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 65843, 197529, 724273, 2172819, 3884737, 11654211, 42732107, 128196321]

約数ペア:

[(1, 128196321), (3, 42732107), (11, 11654211), (33, 3884737), (59, 2172819), (177, 724273), (649, 197529), (1947, 65843)]