15347991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 23362560

約数和(自身を除く): 8014569

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 323, 337, 799, 893, 969, 1011, 2397, 2679, 5729, 6403, 15181, 15839, 17187, 19209, 45543, 47517, 108851, 269263, 300941, 326553, 807789, 902823, 5115997, 15347991]

約数ペア:

[(1, 15347991), (3, 5115997), (17, 902823), (19, 807789), (47, 326553), (51, 300941), (57, 269263), (141, 108851), (323, 47517), (337, 45543), (799, 19209), (893, 17187), (969, 15839), (1011, 15181), (2397, 6403), (2679, 5729)]