217422251

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3313}}^1$

素因数の和:3446

約数の個数: 16

約数和(自身を含む): 235426560

約数和(自身を除く): 18004309

約数列:

[1, 29, 31, 73, 899, 2117, 2263, 3313, 65627, 96077, 102703, 241849, 2978387, 7013621, 7497319, 217422251]

約数ペア:

[(1, 217422251), (29, 7497319), (31, 7013621), (73, 2978387), (899, 241849), (2117, 102703), (2263, 96077), (3313, 65627)]