6643987

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1$

素因数の和:1482

約数の個数: 16

約数和(自身を含む): 8202240

約数和(自身を除く): 1558253

約数列:

[1, 7, 23, 29, 161, 203, 667, 1423, 4669, 9961, 32729, 41267, 229103, 288869, 949141, 6643987]

約数ペア:

[(1, 6643987), (7, 949141), (23, 288869), (29, 229103), (161, 41267), (203, 32729), (667, 9961), (1423, 4669)]