2520141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 3840480

約数和(自身を除く): 1320339

約数列:

[1, 3, 13, 19, 39, 57, 179, 247, 361, 537, 741, 1083, 2327, 3401, 4693, 6981, 10203, 14079, 44213, 64619, 132639, 193857, 840047, 2520141]

約数ペア:

[(1, 2520141), (3, 840047), (13, 193857), (19, 132639), (39, 64619), (57, 44213), (179, 14079), (247, 10203), (361, 6981), (537, 4693), (741, 3401), (1083, 2327)]