157219699

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90931}}^1$

素因数の和:90970

約数の個数: 16

約数和(自身を含む): 203687680

約数和(自身を除く): 46467981

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 90931, 636517, 1182103, 1727689, 8274721, 12093823, 22459957, 157219699]

約数ペア:

[(1, 157219699), (7, 22459957), (13, 12093823), (19, 8274721), (91, 1727689), (133, 1182103), (247, 636517), (1729, 90931)]