128589770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443413}}^1$

素因数の和:443449

約数の個数: 16

約数和(自身を含む): 239443560

約数和(自身を除く): 110853790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 443413, 886826, 2217065, 4434130, 12858977, 25717954, 64294885, 128589770]

約数ペア:

[(1, 128589770), (2, 64294885), (5, 25717954), (10, 12858977), (29, 4434130), (58, 2217065), (145, 886826), (290, 443413)]