51387141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 78744960

約数和(自身を除く): 27357819

約数列:

[1, 3, 13, 17, 39, 51, 179, 221, 433, 537, 663, 1299, 2327, 3043, 5629, 6981, 7361, 9129, 16887, 22083, 39559, 77507, 95693, 118677, 232521, 287079, 1007591, 1317619, 3022773, 3952857, 17129047, 51387141]

約数ペア:

[(1, 51387141), (3, 17129047), (13, 3952857), (17, 3022773), (39, 1317619), (51, 1007591), (179, 287079), (221, 232521), (433, 118677), (537, 95693), (663, 77507), (1299, 39559), (2327, 22083), (3043, 16887), (5629, 9129), (6981, 7361)]