139139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:170

約数の個数: 16

約数和(自身を含む): 188160

約数和(自身を除く): 49021

約数列:

[1, 7, 11, 13, 77, 91, 139, 143, 973, 1001, 1529, 1807, 10703, 12649, 19877, 139139]

約数ペア:

[(1, 139139), (7, 19877), (11, 12649), (13, 10703), (77, 1807), (91, 1529), (139, 1001), (143, 973)]