199603911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1613}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 303690240

約数和(自身を除く): 104086329

約数列:

[1, 3, 13, 19, 39, 57, 167, 247, 501, 741, 1613, 2171, 3173, 4839, 6513, 9519, 20969, 30647, 41249, 62907, 91941, 123747, 269371, 398411, 808113, 1195233, 3501823, 5118049, 10505469, 15354147, 66534637, 199603911]

約数ペア:

[(1, 199603911), (3, 66534637), (13, 15354147), (19, 10505469), (39, 5118049), (57, 3501823), (167, 1195233), (247, 808113), (501, 398411), (741, 269371), (1613, 123747), (2171, 91941), (3173, 62907), (4839, 41249), (6513, 30647), (9519, 20969)]