129305281

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{5689}}^1$

素因数の和:5904

約数の個数: 16

約数和(自身を含む): 157317120

約数和(自身を除く): 28011839

約数列:

[1, 7, 17, 119, 191, 1337, 3247, 5689, 22729, 39823, 96713, 676991, 1086599, 7606193, 18472183, 129305281]

約数ペア:

[(1, 129305281), (7, 18472183), (17, 7606193), (119, 1086599), (191, 676991), (1337, 96713), (3247, 39823), (5689, 22729)]